Based off the example I provided, I say that the answer is C.
The sentence should be “Jenna made the team because of her speed, ball handling, and good attitude.”
Hope this helped!
D) I am so terribly sorry., would be the most formal.
Lack of parallel structure can disrupt the rhythm of a sentence, leaving it grammatically unbalanced. Proper parallel structure helps to establish balance and flow in a well-constructed sentence; the alignment of related ideas supports readability and clarity.
i did not notice the unusual punctuation.