Answer: D) Sara picked up her purse, was deciding whether to call Julia, and finally picked up Ivor.
Explanation: parallelism is a literary device that consists in the repetition of the grammatical structure of different words or phrases in a sentence or paragraph, in order to emphasize an idea or to create an impact in the audience. From the given options, the sentence that doesn't adhere to the rules of parallelism is the corresponding to option D, because the elements of the list don't have the same grammatical structure (specifically the second element "was deciding whether to call Julia" is incorrect).