Answer:
They can be used to describe an interrupting action.
Explanation:
Mientras yo <u>estudiaba</u>, mi amigo <u>llamó</u>.
In English, this would mean:
While I <u>was studying</u>, my friend <u>called</u>.
Estudiaba is the imperfect and llamó is the preterite.
The friend calling is <u>interrupting</u> my studying.
Hope this helps!
First-person singular pronouns are 'I,' 'me,' 'my,' and 'mine. ' First-person plural pronouns are 'we,' 'us,' 'our,' and 'ours. ' First-person possessive pronouns are 'my,' 'mine,' 'our,' and 'ours. ' First-person subjective pronouns are 'I,' 'we,' 'my,' and 'our.
The correct choice is c. The sentence should read, "Clara saca una nota alta en el examen." Hope this helps!