For question 4 it’s les because it’s plural considering ellas is a group of girls. question 5 is nos because the pronoun is nosotros meaning “we” hope this helps.
1. Nosotros perdimos
2. ustedes olvidaron
3. Dejé caer
4. marcos rompió
5. me hizo daño
Abajo de le mea (under the table )
C. llevan botas
because they are talking about ana and elena