How does Chris impress Twistle on the taxi？

A.He tells Twistle his experience in the past.

B.He tells Twistle how much he likes this job.

C.He finishes the magic cube which is very difficult for most people.

D.He tells Twistle that he is a single father and he has to support the family.

正确答案：He finishes the magic cube which is very difficult for most people.