The correct word to fill the blank and complete the sentence is, entiendes.
•¿Tú entiendes la clase de español?
Which is translate to English as Do you understand the Spanish class?
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The translation would be;
Marcela learned to use infusions on a trip to Colombia, her grandmother’s homeland.
Answer:
vistieron
Explanation:
Its talking about the girls in past tense so thats the answer
vesti is about me in past tense
vestiste is about you in past tense
vistio is about he/she in past tense
vistieron is about they in past tense
Therefore its the last option