Which of the Following Is True Regarding the Right of Dusty

Which of the following is true regarding the right of Dusty to sue Christen for transferring her interests to Doug?

A) When he accepted rent payments from Doug, Dusty waived any lease provision prohibiting the transfer.
B) Any such provision in the lease was void as against public policy.
C) Any such provision in the lease was unenforceable so long as Doug was an acceptable tenant.
D) Dusty could sue Christen and win for breaching the lease agreement.
E) Dusty could sue Christen and win for breaching the lease agreement only if Doug has committed waste on the property.