Multiple Choice
To prevent the souring of crude oil, ________ is added to oil well injection water to encourage ________ instead of ________.
A) oxygen / aerobic respiration / sulfate reduction
B) sulfate / sulfate reduction / fermentation
C) sulfate / sulfate reduction / nitrate reduction
D) nitrate / nitrate reduction / sulfate reduction
Correct Answer:

Verified
Correct Answer:
Verified
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