Mo. Rev. Stat. § 513.095: Defendant may elect what property shall be sold.

The person against whom any execution shall be issued may elect what property, real or personal, shall be sold to satisfy the same; and if he give to the officer a list of the property so selected sufficient to satisfy such execution, the officer shall levy upon the property, and no other, if in his opinion it is sufficient; if not, then upon such additional property as shall be sufficient.