What is NOT true about TV cameras?

* Hướng dẫn giải

Dẫn chứng: TV can do many things other than entertainment. TV cameras can be sent to places that are difficult or dangerous for people. They can travel to outer space. Spacecraft carry TV cameras to other planets. The cameras send back pictures that let us know what the other planets look like. TV cameras on robot submarines can go down in the sea. In medicine, doctors use tiny cameras inside the human body.

Đáp án đúng: D. TV cameras are not used in medicine