Dyan executes her will to give "to my nephew Esau my stock in Fargo,Inc." Later,Dyan writes separately,with the same formalities required for a will,to leave the stock to her niece Ginny and cash to Esau.This writing A)does not affect the will's gift of the stock to Esau. B)requires a gift of the stock in equal shares to Esau and Ginny. C)revokes the whole will,which must be redrafted. D)revokes the will's gift of the stock to Esau.