Pete Leases an Apartment

Multiple Choice

Pete leases an apartment.The written lease agreement states that the lease is not assignable without consent of the landlord.Pete assigns his lease to his sister Paula,without the landlord's consent.In most states,which of the following is true?

A) The assignment is invalid until the landlord consents,but the landlord must be reasonable in any decision to not consent.
B) Paula now "stands in the shoes" of her brother and has succeeded to Pete's rights to occupy the apartment.
C) Pete is no longer liable on the lease because he assigned it to Paula.
D) Non-assignability clauses are unenforceable as being contrary to public policy.