Which of the Following Is True Regarding Contract Validity

Multiple Choice

Which of the following is true regarding contract validity?

A) A void contract is one where a party has the option to avoid his/her contractual liability.
B) A voidable contract is one in which a party may avoid his/her obligation under that contract.
C) A voidable contract is one that has no legal effect because one of the essential elements is missing.
D) An executory contract is also unenforceable.
E) A unilateral contract is unenforceable.