|Question 5Verbal

Source Texts

Text
Rome has high pedestrian traffic, but simply replicating a feature of Rome associated with walkability e.g., its high number of street crossings-may be insufficient to induce increased walking in other cities. As urbanist Mariela Alfonzo argues, our understanding of individuals' decision-making about whether to walk is insufficiently robust: some studies emphasize the role of demographic characteristics, others the role of sidewalk width, and so on, but walking decisions are made in complex contexts in which multiple conditions and needs inform individuals' choices.
Which choice best describes the function of the underlined portion in the text as a whole?
It illustrates a scholarly disagreement described earlier in the sentence.
A
It acknowledges a potential objection to the argument presented earlier in the sentence.
B
It summarizes the findings of studies whose methods are discussed earlier in the sentence.
C
It elaborates on a claim presented earlier in the sentence.
D