Modal logics assignment(Deontic logic, Doxastic logic, Epistemic logic)

ATTENTION: This is definitely NOT an essay, it is a homework of MODAL LOGICS including Deontic logic, Doxastic logic, Epistemic logic. You need to be an expert in modal logics and you need to do it refer to the book CHAPTER 6-9 of “Logic for Philosophy – Theodore Sider”