The connection visible in the picture is a USB connection. This can be identified by the rectangular shape of the port with a symbol that resembles a trident. USB connections are commonly used to connect devices such as keyboards, mice, external hard drives, and smartphones to a computer or other electronic devices for data transfer or charging. **

No, a closed app is not visible on the phone's screen. When an app is closed, it is no longer actively running in the foreground and therefore does not appear on the phone's display. However, the app may still be running in the background, depending on the phone's settings and the app's behavior. **

Yes, the app is anonymous and does not display the email address of the user. This helps to protect the privacy and identity of the user while using the app. Users can interact and communicate without revealing their personal email address, ensuring a secure and confidential experience. **

Visible refers to something that can be seen or perceived by the eyes. It is anything that is within the range of sight or observation. In a broader sense, visibility can also refer to the extent to which something is noticeable, recognized, or prominent. In the context of design or user interface, visibility is crucial for ensuring that important elements are easily seen and accessible to users. **

While being underweight can sometimes be visible, it is not always obvious. Some individuals may appear thin but still be underweight, while others may not show visible signs of being underweight. Additionally, body composition and distribution of weight can vary greatly among individuals, making it difficult to determine someone's weight status based solely on appearance. It's important to consider other factors such as overall health, diet, and lifestyle when assessing whether someone is underweight. **

No, Toru is not visible. Toru is a fictional character from Haruki Murakami's novel "Norwegian Wood," and therefore exists only within the pages of the book. In the physical world, Toru is not visible because he is not a real person. However, within the context of the novel, Toru is visible to the reader through the descriptions and actions provided by the author. **

Social inequality is visible in the German school system through various characteristics such as the tracking system, which separates students into different school types based on their academic performance, often leading to unequal opportunities for higher education and future career prospects. Additionally, the availability of resources and funding varies between schools, with those in more affluent areas having better facilities and educational support. Furthermore, the socio-economic background of students often influences their academic success, as those from disadvantaged backgrounds may face barriers such as lack of access to educational support outside of school. These factors contribute to the perpetuation of social inequality within the German school system. **

Yes, in the Android app Line, the mobile phone number is visible to the user. When setting up a Line account, the user is required to enter their mobile phone number, and this information is visible in the app's settings. However, users have the option to hide their phone number from other users by adjusting their privacy settings. It is important for users to be aware of their privacy settings and to only share personal information with trusted contacts. **