Distant education is playing a more and more important role, making it possible for people to be educated ________ they do．

1. A.
   however
2. B.
   wherever
3. C.
   whenever
4. D.
   whatever

Distant education is playing a more and more important role, making it possible for people to be educated ______they do.

A. however　 B. wherever　 　　　 C. whenever　 　　　 D. whatever