I don't think it's either masculine or feminine, it's neither
Answer:
None
Explanation:
It´s actually an adjective so it can´t be femenine or masculine
But you can use it with people:
Ella es difícil (she is difficult)
El es difícil (he is difficult)
Hope it helps you:)
1. es
2. está
3. estamos
4. es
5. estás
6. está
I hope I've helped! <3
El protagonista