Which of These Are Limitations to the Rule in Saunders

Multiple Choice

Which of these are limitations to the rule in Saunders v Vautier?

A) The beneficiaries are all adults who are mentally capable ('sui juris') .
B) The beneficiaries must all have an absolute, vested interest in the trust property; and.
C) The trustees must agree to end the trust.
D) The beneficiaries have no other desire to end the trust by transferring the legal interest in the trust property to themselves.