Q: What type of vehicles is able to go to the deepest ocean floor?


Read this paragraph and choose the correct option from the provided answers:

Today, remote-control vehicles, called remotely operated vehicles (ROVs) go to the deepest ocean floor. They don’t have any people on board. However, they carry devices that record many measurements. They also collect sediments and take photos.

 Choices:

- off road vehicles

- all-terrain vehicles

- autonomous controlled airplanes

- remote-control vehicles


A:
remote-control vehicles