Answer:
“Indolent people! How diverse your luck would be today if you knew the price of freedom?” These powerful words, translated from Spanish, were passionately uttered during the last moments of Policarpa Salavarrieta’s life, Colombia’s most renowned heroine.
Tú serviste la cena hace cinco horas.
B) they shake each other's hand
The verb in this sentence,"se dan", comes from "darse", which is a reciprocal verb (verbo recíproco) and these verbs always talk about something that the speakers are mutually doing, so the other options wouldn't be correct because: 1) They aren't referring to the 3rd person of plural, 2) They aren't doing a reciprocated action.
Hope this helped you :)
