Consider the following statements:

X: Benita is polite

y: Benita is neat

z: Benita is intelligent

Which of the following symbolizes the statement: "Benita is neat if and only if she is neither polite nor intelligent"?

• A y⟺ ~x v z
• B y⟺ ~x v ~z
• C y⟺ ~x ^ ~z
• D y⟺ ~x ^ z