Answer:
Esos dos están siendo amables con ambas personas.
The answer will be “Lilas”
estudiantes is plural and refers to a group of people
Answer: for number 1 you change invitas a todos, for number 2 you change caben todos, for number 11 you change it to están, for number 4 you change it to obedece & vamos a ir
Explanation: you have the right idea but you get some mixed up, otherwise you did really good.