2. Ella
3. Él
4. La or Ella (“La” for direct object pronouns or “Ella” to represent a singular feminine pronoun)
5. Ellos
The answer is letter C. . If it is from the size of their country or island is letter C
Part 1.
Number 1. Nosotros.
Number 2. Ellas.
Number 3. Ella.
Number 4. Tu.
You are using "SER" which is the to be. I have to go but I wish I can help with the second. Bye!
Age is considered rude to ask in Spanish if that’s what ur asking