asked 153k views
2 votes
The most prominent topographical feature of the ocean discovered in the 1960's was _____.

seamounts
subduction zones
volcanic activity at the ocean bottom
a mountain ridge which circles the Earth

asked
User Imthath
by
7.8k points

2 Answers

2 votes

Answer:

subduction zones

Step-by-step explanation:

answered
User Bbrik
by
7.9k points
3 votes
The moutain ridge which circles the earth.
answered
User Ntina
by
7.4k points