How Does the Deepest Part of the Ocean Compare with the Height

Multiple Choice

How does the deepest part of the ocean compare with the height of Earth's tallest mountains?

A) The tallest mountains are much further above sea level than the deepest parts of the ocean are below sea level.
B) The deepest parts of the ocean are much further below sea level than the tallest mountains are above sea level.
C) The height of the tallest mountains is about the same as the deepest depths in the ocean.
D) We don't know because we have not yet found the deepest part of the ocean.