Spouses M and N executed two (2) separate wills containing the same provisions. After their death, their compulsory heirs filed a petition for joint probate of their wills. One of the voluntary heirs objected because joint probate is invalid. Is the objection tenable?

• A. Yes, joint wills are not allowed in the Civil Code.
• B. Yes, because the wills have different voluntary heirs.
• C. No, because M and N are spouses.
• D. No, because practicable considerations dictate the joint probate of the wills.