12. Allison and Zena own property as joint tenants. Zena's creditors can levy A. upon both Allison's and Zena's interest on execution, and take over their interest as owner. B. both Allison's and Zena's interest on execution, and take over their interest as a lien creditor. C. upon Zena's interest on execution, and take over Zena's interest as a joint tenant. D. upon Zena's interest, and take over Zena's interest as a tenant in common