If a testator is physically outside the State at the time the testator executes the will, the will is properly executed if it is: In writing; Signed by the testator or by some other person on the testator’s behalf, in the testator’s physical presence, and by the testator’s express direction; and Executed in conformity with: The provisions of § 4–102 of this subtitle; The law of the domicile of the testator; or The law of the place where the testator is physically located at the time the testator signs the will.