Make ______ a habit to put whole-grain biscuits, nuts or raisins in your backpack. 

A. /             B. this                 C. that                 D. it

Make ______ a habit to put whole-grain biscuits, nuts or raisins in your backpack.

1. A.
   /
2. B.
   this
3. C.
   that
4. D.
   it

Make ______ a habit to put whole-grain biscuits, nuts or raisins in your backpack. 

A. /                B. this                 C. that                 D. it

Make ______ a habit to put whole-grain biscuits, nuts or raisins in your backpack.