While a person who has become the executor of the will of a testator under the application, or of successive applications, of section 43A, continues to be the executor of the will of the testator—
(a) the person has the same rights in relation to the estate of that testator as the original executor, or the original executors, would have if living; and
(b) the person is,
to the extent to which the estate of the testator has come to his or her
hands, answerable as if the person were the original executor, or 1 of the
original executors of the will of the testator.