Which of the following is the most common human-caused source of oil pollution in the ocean?
A)Natural seeps.
B)Transport of oil in oil tankers.
C)Oil pollution from the use of machinery on land and on the oceans.
D)Oil spills from drilling rigs.

Question

Quizplus · Accepted Answer

The most common human-caused source of oil pollution in the ocean comes from the use of machinery on land and on the oceans. This includes runoff and smaller spills that, cumulatively, contribute more to ocean pollution than large, but less frequent, oil spills from tankers or drilling rigs.

Which of the Following Is the Most Common Human-Caused Source