It is a false statement other options are open sentences

using conjunction to combine statement

∧ is replaced by and in verbal form

→ symbol is replaced by if p then q

and is replaced by ∧ or is replaced by ∨

No Explaination.

the statement before and is p .The statement after and is q.and is replaced by∧

iff means a double implication statement so symbolic form has ↔

If then means an implication statement .hence we rewrite as p→q

only F∨F≡F Hence ∼F≡T