Answer:
is the first one the answer
This should be a biology question but the answer is the epipelagic, mesopelagic, and bathypelagic.
1. 2: Leur - Les amis; is plural people.
2. 4: Te - Indirect form of toi is te.
3. 1: Lui - Our grandmother is the indirect object.
4. 3: Vous - Based on the first sentence, the addressed speaker is plural.
5. 3: Leur - His friends are plural people.
6. 1: Nous - She is giving the CD to us.
7. 2: Lui - My mother is the ind. pronoun.
8. 2: Me - He visits me this Summer.
9. 4: Leur - I give them a present.