The answer I believe is C. T turns into A. A turns into U, and so on
I would say the correct answer is D. fruits and vegetables that do not spoil easily.
To me, this seems like the only advantage to genetic engineering among these examples. A is incorrect because you would want your crops to grow faster, not more slowly; B is incorrect because pathogens are bad and you don't want them; C is incorrect because diversity is important. Thus, D is the only correct answer here.
The antibiotics resistance gene allows selection in bacteria
