What is the primary benefit of rovers that have been sent to other planets?

Question

A. Rovers send signals to Earth at higher speeds than humans could.
B. Rovers can travel easily in locations where humans cannot walk.
C. Rovers are able to use computers to analyze data, while humans could not.
D. Rovers have fewer needs for survival than humans.

Answer 1

The primary benefit of rovers that have been sent to other planets is:

D. Rovers have fewer needs for survival than humans.

This allows rovers to operate in extreme environments for extended periods without the need for life support systems that humans would require.