The previous question asked the correct definition of the word "fertile ." Which word or phrase from this part of the text best helped you with your answer? imagination B was scarce C missing details D plausible Certainly there was plenty more to write about. 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 Tarzan's other ape companions with human thoughts and feelings.This seemed perfectly plausible to Burrough's readers. Who knew what went on in an ape's mind anyway?

## Step 1<br />The problem asks us to identify the word or phrase from the given text that best helped in understanding the definition of the word "fertile". The word "fertile" in this context is used to describe Edgar Rice Burroughs' imagination.<br />## Step 2<br />The phrase "Burroughs used his fertile imagination to fill in the many missing details" provides a context that helps us understand the meaning of "fertile". Here, "fertile" is used to describe Burroughs' imagination as being productive and creative, capable of generating ideas and filling in the gaps of information.<br />## Step 3<br />The phrase "missing details" is the most relevant to the definition of "fertile" in this context. It indicates that Burroughs' imagination was productive and creative, capable of filling in the gaps of information.