vocabularyThe underlined portion of the sentence below contains some flaw. Select the answer choice that best corrects the flaw.
During the hot, dry summer, commercial farmers growing fruits and grains in low elevations recognized $\underline{\text{they needed more water to survive, they installed new irrigation systems.}}$
A. that farmers needed more water to survive so they installed new irrigation systems.
B. that the plants would not survive without more water; for that reason, the farmers installed new irrigation systems.
C. the plant's key to survival was water, possible only with new irrigation systems.
D. they would need more water, they, therefore, installed new irrigation systems.
E. they needed more water for the plants, and the plants would not survive so they, the farmers, installed new irrigation systems.