Question

Usa la cortesía. No te olvides de dar una propina. Es muy importante ser un huésped respetuoso.

Hay que ser un viajero ________ y no grosero.

Answer 1

Respetuoso would fit what the answer asks for.

Respetuoso = Polite
Grosero = Rude

Therefore, these two words are opposite. 

The question asks for an antonym of grosero.

Answer 2

Answer:

educado

Explanation:

maleducado

ligero

puntual

educado

answer choices.

The question asks you to select the correct word. it is educado which means polite.