The author develops the character of anastomoses in this passage by using anastomose’s dialogue

The correct answer is "As a contrast to Keri's dialogue".

In this passage, we see how the author utilizes the contrast between two simultaneous but very different circumstances surrounding the characters of Anastasia and Keri. The excitement of the first is working in contrast to the preoccupation of the latter. Keri is worried while Anastasia is delighted, thus the contrast.

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what did the protagonist say?

the answer is a.

explanation:

the clause "looking toward the south" modifies "a funnel cloud." it's not really the cloud that's "looking," but grammatically, that clause is modifying the cloud.