Question

Subject pronoun to replace the given subject ( talking about the people)

1:Carlos
2: Sara
3:Sara y Nicola
4: Carlos Y Nicolas
5: Carlos y tú

Answer 1

1. He or Him or His etc
2.Her or She or Hers etc
3.Her and Her etc
4.Him and Him etc
5.Him and Her etc

Answer 2

This is obviously the Spanish section so they obviously want answers in Spanish.
1. El
2. Ella
3. Ella y ella
4. El y el
5. El y yo