Maria is the leader of her group, but gives them no instructions at all. Instead, she allows them to make all decisions and progess on their own. What type of leader is she?

Laissez-faire leader

Explanation:

Laissez-faire means "let it be" or "leave it alone" in French, the laissez-faire leadership sticks to that meaning, is a style in which the leader focus in building a capable team and then leave them to complete their responsibilities the way they want to, without restrictions and trusting on them.

I hope you find this information useful and interesting! Good luck!