What type of tenancy between a joint tenancy and tenancy in common is, in your opinion, more advantageous and in what circumstances would you use one over another

Jerome is an elderly man who lives with his nephew, philip. jerome is totally dependent on philip’s support. philip tells jerome that unless jerome transfers a tract of land he owns to philip for a price 30 percent below market value, philip will no longer support and take care of him. jerome enters into the contract. discuss fully whether jerome can set aside this contract.