Which of the Following Statements Is False in Relation to the Operation

Which of the following statements is false in relation to the operation of mutual wills? (Think very carefully before answering)

A) The survivor of a mutual will is not free to deal with the property received in a matter inconsistent with the terms of the mutual will.
B) The property rights of the beneficiaries are fixed at the time of death of the first testator, so that the beneficiaries become immediately entitled to the property.
C) The beneficial interest in the property arises through a constructive trust over all the property subject to the mutual contract in the hands of the survivor.
D) The constructive trust arises at the date of the first testator's death.