Which of the Following Is True Regarding Alice's Refusal to Keep

Multiple Choice

Which of the following is true regarding Alice's refusal to keep Creaky and Toady?

A) She is discharged from performance because of frustration of purpose.
B) She is discharged from performance because of impossibility of performance.
C) She committed a material breach.
D) She failed to substantially perform but only committed an immaterial breach.
E) She is guilty of only a nominal breach because she had a good excuse for breaching.