The answer is D because you would use preterite
preterite for comprar (ellas)is compraron and boletos is tickets
-Buenos Dias-Good morning
-senorita -Mrs
-Buenos Dias. Estoy muy bien, gracias. ?Y usted?-Good morning. Very well,thank you. You to?
Los factores que pueden causar las corrientes oceánicas son el viento, diferencias de densidad el la masa’s de agua causadas por las variaciones de temperatura y salinidad, gravedad, y eventos como terremotos o tormentas. (Translation:
The factors that can cause ocean currents are wind, density differences in the mass of water caused by variations in temperature and salinity, gravity, and events such as earthquakes or storms.)
Answer:
fuimos a Mexico jwjwkgxuwjw