I'm confused as to which ones need to be in writing would it be 3 and 4

State if the following require a writing to be enforceable: Jon is the executor of his father's estate. He prom- 3 Millie, a paralegal, signs a two-year contract ises his sisters that if there is not enough money in with a large corporate law firm. the estate, he will pay all outstanding bills. 4 Frank signs a contract to buy Wilbur's home, a 2 Walter agrees with Lana that he will pay $200 for three-bedroom, two-story house. Lana's laptop