I think the best answer is A. <span>You should only use </span>tú<span> when talking to people you know well, people who are the same age as you or younger so a sibling would fit. hope this helped, have an amazing day:)</span>
Answer: Marcos no <u>se seca</u> el pelo después de ducharse.
Explanation: in reflexive verbs the subject who performs the action is the same one who receives it. In this sentence the subject is "Marcos", who is a third singular person, so you you can say:
Translation: Marcos does not dry his hair after showering.
<h2><em>Spymore</em></h2>