One feels it hard to fit in with a new culture _______ he has been accustomed to his won culture.

One feels it hard to fit in with a new culture _______ he has been accustomed to his won culture.

1. A.
   the moment
2. B.
   which
3. C.
   now that
4. D.
   as

One feels it hard to fit in with a new culture _______ he has been accustomed to his won culture.

A. the moment         B. which              C. now that      D. as

One feels it hard to fit in with a new culture _______ he has been accustomed to his won culture.