commercial law

Jack Mabaso wanted a fellow taxi operator, Samson Bible to purchase his fleet at a price less than market value. Therefore, Jack held a meeting with Samson, placed a loaded gun to his head, and told him he would shoot if he did not sign a contract for the purchase. This is an example of? Select one: O a. Physical duress, the contract is voidable due to duress O b. No contract due to lack of consideration O c. Economic duress, the contract is voidable due to duress O d. Strong business negotiations, but an enforceable contract