Michael was severely injured in an automobile accident. While in hospital, he was visited by an insurance adjuster who made him a "take it or leave it" offer of $3,000 in full settlement of his personal injury claim. Michael accepted the offer because the adjuster told him there would be no further offers. Michael also does not speak English very well. If Michael's claim is actually worth $100,000, on what legal basis might the court cancel the agreement?

A)because the agreement was illegal

B)because the agreement was entered into under duress

C)because Michael lacked capacity to contract

D)because the agreement is unconscionable