Question

what record did the nereus break in may 2009? a. it became the first remote operated deep - sea robot. b. it dove to a depth of 6.8 miles. c. it explored an undersea mountain. d. it took the first videos of deep sea organisms. please select the best answer from the choices provided

Explanation:

In May 2009, the Nereus remotely - operated vehicle dove to a depth of about 6.8 miles (10,902 meters), setting a record for the deepest - diving unmanned autonomous submersible. The other options do not describe the record it broke in May 2009.

Answer:

B. It dove to a depth of 6.8 miles.