It was clear Lucy was unhappy．________, it comes as no surprise she has decided to resign．

1. A.
   However
2. B.
   Therefore
3. C.
   Otherwise
4. D.
   Besides

It was clear that Lucy was unhappy about her work. ____, it comes as no surprise that she has decided to leave the company.

A. On the other hand B. As a result

C. In addition　　　 D. After all