Adrian and Darah Entered into a Contract

Adrian and Darah entered into a contract.After the agreement was partially performed, Adrian successfully claimed that the contract is voidable.Which of the following statements is most likely to be TRUE?

A) Adrian, who is an Aboriginal living on reserve land, had created a contract to sell that land to Darah.
B) Adrian, who is 17 years old, had entered into a contract to purchase a set of computer games from Darah.
C) Adrian, who has been declared mentally incompetent by a court, entered into a contract to purchase food and shelter from Darah.
D) Adrian, who is an Aboriginal living in Toronto, entered into a contract to purchase recreational sporting goods from Darah.
E) Adrian, who is 17 years old, entered into a contract to obtain life-saving medical services from Darah.