“ Conveyance Required.—If, within one year after the completion of the appraisal required by subsection (c) , the Mount Olivet Cemetery Association of Salt Lake City, Utah (in this section referred to as the “Association”) , submits to the Secretary of the Interior an offer to acquire the Federal reversionary interest in all of the approximately 60 acres of land in Salt Lake City, Utah, conveyed to the Association under the Act of January 23, 1909 (chapter 37, 35 Stat. 589) , the Secretary shall convey to the Association such reversionary interest in the lands covered by the offer. ”