Question
Read the sentence from paragraph 20.
This was the serious question growing small fronds and tendrils at the
heart of Lucy's paper.
The metaphor in this sentence helps the author explain that-
© Lucy's papers are similar, as are the vines of the same plant
O Lucy's topic idea needs to be trimmed like an overgrown vine
• Lucy's unanswered question takes root, spreading like a vine
O Lucy's question is the vine from which the ideas in her paper will grow
Answer
Lucy's question is the vine from which the ideas in her paper will grow.