Answer:
By using Modernist themes instead of doubt and mystery ideas.
Explanation:
Robert Frost's poetry represent a "transition" toward Modernist literature due to movement from doubt and mystery ideas to Modernist themes which means he uses Modernist themes instead of doubt and mystery ideas. Robert Frost's poetry moved away from ideas of doubt and mystery into Modernist themes. If the structure is not Modernist so it follow traditional themes wholeheartedly so we can conclude that in Robert Frost's poetry transition occurs.
Verbal- Exploring (our mistakes)
Verbal Type-Gerund Phrase
Function-Direct Object
The correct answer is C. <span>She lives on the twentieth floor of an old apartment building somewhere in Manhattan.
First of all, in front of 'twentieth floor,' there has to be the article THE, because there is only one 20th floor in a building. Additionally, in front of 'old apartment building,' there has to be the article AN, because we don't know which building exactly + the word starts with a vowel, so it has to be AN rather than A.
</span>
I believe the answer to this would be C