1- a 2-b hope this helped !
The answer is to the question is A. te
Basically they’re changing the number of people doing the action and u have to change the adjectives and the verb to agree
2. lisa es lista y guapa
3. abraham y jaime son serios
4. rafael es tímido
5. jim y yo somos rubios
6. patty y sonia son antípaticas
7. el señor Gil y Juan son jóvenes