What is the cause of the majority of oil pollution in the ocean? 

A)  tanker accidents 
B)  runoff from land 
C)  blowouts (rupture of a borehole of an oil rig in the ocean)  
D)  environmental terrorism

Oil Pollution

The contamination of the environment, especially aquatic ecosystems, due to the release of oil and its derivatives.

Tanker Accidents

Incidents involving large cargo ships carrying bulk liquids, such as oil, that can lead to significant environmental disasters when spills occur.

Environmental Terrorism

Acts intended to cause damage to the natural environment or to compromise public health and safety for the sake of political or social objectives.