Answer:<u><em> I am not exactly sure but I think it is B. Parallel structure. Sorry if I am wrong I am not super good at English.</em></u>
Explanation: <u><em>I say this because a parallel structure is is a balance within one or more sentences of similar phrases or clauses that have the same grammatical structure.</em></u><em> Chronological order is an order in which events happen</em> <u><em>and I don't think parallel structure has anything to do with that.</em></u>