Hey! I hope I’m not too late but here’s the translation- <3
Answer:
d. pusieron
Explanation: Because Andrés and Catalina is plural, so you need, in this case to use the past tense of they, which is pusieron.
Andrés y Catalina = Ellos
Traje de bano
because it is talking about the beach and traje de bano is a bathing suit.
botas is boots
abrigo is a coat
blusa is a blouse