7. in spanish, how are the words, "està" and "estàn" similar but different?
a- they are both third-person forms of the verb "estar," and one is singular and the other plural.
b- they are both first-person forms of the verb "estar," and one is often used and one is seldom used.
c- they are both second-person forms of the verb "estar," and one is masculine and the other is feminine.
d- they are both singular forms of the verb "estar," and one is formal and the other informal.

8. which of the following is a main difference between history classes in the u. s and mexico?
a- in latin america, history classes do not include region-specific topics.
b- in los estados unidos, history classes do not include region-specific topics.
c- in mexico, the curriculum only covers international and national history.
d- in los estados unidos, the curriculum covers topics about regions in los estados unidos.

9. what is most likely the reason for the long-term popularity of platero y yo?
a- people love to read about donkeys, rustic villages, and little boys.
b- people appreciate books that are presented in a dual-language format.
c- people like the combination of whimsical poetry, a warm friendship, and the trials of life.
d- people love to read books by juan ramon jimenez because the author was the most famous mystery writer of his time.