Final answer:
The correct answer is 'D. sacó.'
Step-by-step explanation:
The correct answer is D. sacó. In the sentence, 'Yo saqué la basura ayer y mi hermano la sacó el domingo,' the verb 'sacó' is in the past tense, indicating that the action of taking out the trash occurred in the past. The subject 'Yo' means 'I' and the verb is conjugated to match this subject. Therefore, 'sacó' is the correct form of the verb for 'Yo.'
Learn more about Conjugation of Spanish verbs