The best answer is C. do not contain enough oxygen to support plant and marine life.
When lake or ocean waters are anoxic, it means that they __________.
A.
have grown too warm, and fish begin to die
B.
freeze over in winter
C.
do not contain enough oxygen to support plant and marine life
D.
are full of life, with diverse species of wildlife
Please select the best answer from the choices provided
A
B
C
D
1 answer