The answer would be los. So option 3.
Andrea los mira.
(A) tu siempre sales de casa tarde.
It means
To get good grades
<h3>Fill in the blank with the correct form of preterite or imperfect of the verb in parentheses. Tú Answer (used to be) bajo. (ser)</h3>
Answer: Tú eras bajo.
Translation: You used to be short.
Explanation: If the action of the verb in the past was habitual, then the correct verb tense is imperfect. Since the subject in this sentence is "Tú", that is second-person in the singular, so the correct form is: Tú eras.

Answer:
Mi madre insiste en que empiece una dieta. Yo prefiero hacer ejercicio para adelgazar. Yo la comprendo: ella teme que yo me enferme. Yo le digo que no tenga miedo porque soy muy saludable. Es probable que, con la gimnasia, adelgace lo suficiente para que mi madre se sienta tranquila.
Explanation:
Translation:
<em>My mother </em><em>insists </em><em>that I </em><em>start </em><em>a diet. I </em><em>prefer </em><em>to exercise to lose weight. I understand her: she </em><em>fears </em><em>that I </em><em>get sick</em><em>. I tell her not to </em><em>be afraid</em><em> because I am very healthy. It is likely that, with gymnastics, I </em><em>lose </em><em>enough </em><em>weight </em><em>so that my mother </em><em>feels </em><em>calm.</em>