I think it is Artemisia Gentileshci (the baroque painter). However, I am not sure if this is the correct answer.
Answer:
Local Government, Excluding Education and Hospitals
Explanation:
Hydrogen, nitrogen, fluorine, oxygen, iodine, chlorine and bromine.
I think you mean who played the Joker. In "Suicide Squad" it was Jared Leto. In "The Dark Knight Rises" it was Heath Ledger. Hope this helps.