What was discovered about the age of the ocean floor?

I did some research and I think it's B

Explanation:

The rocks get older with distance from the ridge crest. The scientists were surprised to find that the oldest seafloor is less than 180 million years old. This may seem old, but the oldest continental crust is around 4 billion years old.

5.4%

explanation:

the acceptance rate for harvard is 5.4%. this means only 5 percent of people who apply actually get accepted!

answer at the divergent plate boundary in the middle of the ocean;