Final answer:
The prepositional phrase in the sentence below is "During that first meeting."
Explanation:
The prepositional phrase "During that first meeting" functions as an adverbial phrase modifying the verb "was" in the sentence. Prepositional phrases typically consist of a preposition, its object, and any modifiers. In this case, "During" is the preposition, and "that first meeting" is the object of the preposition.
This specific prepositional phrase provides additional information about the timing and context of Cookie's timidity. It answers the question "When?" and elaborates on the circumstances surrounding Cookie's somewhat timid behavior. Prepositional phrases add depth and specificity to sentences, helping to paint a clearer picture for readers by offering details about the relationships between elements in the sentence.
In the broader context of the sentence, the prepositional phrase contributes to the overall flow and coherence, enhancing the reader's understanding of the sequence of events and the development of Cookie's confidence over time.