One Reason Protecting Marine Biodiversity Is Difficult Is That ____

Multiple Choice

One reason protecting marine biodiversity is difficult is that ____.

A) much of the damage to the oceans and other bodies of water is not visible to most people
B) most species in marine ecosystems are keystone species
C) marine ecosystems are much more affected by urban sprawl
D) marine ecosystems cannot be restored
E) most of the world's ocean area lies within the legal jurisdiction of one country or another