Question

which of the following describes our understanding of flowing water on mars? it was never important. it is a major process on the martian surface today. it was important once, but is only rarely seen today.

Explanation:

Evidence shows that Mars once had flowing water which shaped its surface features. However, due to the planet's thin atmosphere and low temperatures, flowing water is now rarely seen.

Answer:

It was important once, but is only rarely seen today.