Answer:
It adds a specific detail about place that is relevant to the text’s topic.
Explanation:
The infinitive form in this particular phrase adds a specific detail about the place where the action takes place. The relevance of the topic relies possibly on the high popularity of Broadway as a place where the best plays are performed, fame which has been spread all over the wolrd.
The answer is d. keep. Hope this helps!
One of the answers that could fit in the blank is better.
Hope this clarifies your doubt.
Here are the different contrasts of the verbs:
V1 - This is a present tense or the base form. ex. Speak
V2 - This is the Past tense. ex. Spoke
V3 - This is the Past Participle. ex. Spoken
V4 - This is the Present Participle. ex. Speaking
Dangling modifier -- it should be modifying the subject (I) instead it is near the Buildings which are actually the "object" of the verb appeared (though, in truth, appeared doesn't take an object -- B