I'm not very good on explaining this but I'll give you an example or more than one.
Antonio y yo nos besamos.
Antonio and I kissed each other.
¿Os conocéis?
Do you all know each other?
Juan y María se casaron.
Juan and Maria got married (to each other).
Los estudiantes se ayudan.
The students help each other.
I hope it helped
D first question
A second question
B third
B fourth
A
A
C
D
i need 20 letters
Answer: Ellos arreglan cosas en el colegio.
