Question

which definition of \fertile\ is being used in this part of the text? a changing into other materials b having great thought c having good soil for planting d producing many crops certainly there was plenty more to be said. dependable information about apes was scarce when edgar rice burroughs published the first tarzan story in 1912. new discoveries were waiting to be made. in the meantime, burroughs used his fertile imagination to fill in the many missing details. he supplied kala and tarzans other ape companions with human thoughts and feelings. this seemed perfectly plausible to burroughs readers. who knows what went on in an apes mind anyway?

Explanation:

The context mentions "fertile imagination", which implies a rich, productive imagination. The meaning here is related to having great thought - generating capacity. Option A is not related to the common meanings of "fertile". Option C and D are more related to the agricultural - based meanings of "fertile" about soil and crops, which do not fit the context of imagination.

Answer:

B. having great thought