Eighteenth-century botanist Carl Linnaeus showed that bananas could be grown in Europe if farmers (will simulate) Asia’s monsoon climate by letting the soil dry out and then flooding it with water.
A) will simulate b) had simulated c) simulated d)who simulate e) simulating
Linnaeus lived long ago, so we want the past tense. Not the perfect past tense–there’s no reason for that, so eliminate choice B. We just want the regular past tense. That’s C.
Is this a real question? The choice I’d most like to see, which isn’t an option, is “would simulate.”