フリー問題

問題文

A person sets a proxy server in the settings of one browser in order to hide the origin of all activity on a laptop. Other programs on the same laptop keep their own network settings. Which statement is correct?

選択肢

1. Only the traffic of that keyboard goes through the proxy, so the mail program and the update service still reach the network invisibly, and hiding the origin of everything on the machine needs a setting at the level of the session rather than inside one screen.
2. Only the traffic of that browser goes through the proxy, so the mail program and the update service still reach the network directly, and hiding the origin of everything on the machine needs a setting at the level of the system rather than inside one window.
3. Only the traffic of that browser goes through the proxy, so the mail program and the update service still reach the network directly, and hiding the origin of everything on the machine needs a setting at the level of the session rather than inside one screen.
4. Only the traffic of that keyboard goes through the proxy, so the mail program and the update service still reach the network invisibly, and hiding the origin of everything on the machine needs a setting at the level of the system rather than inside one window.