Studying alone, you are free to choose what to learn and when, ____ you don’t need others’ agreement.

1. A.
   while
2. B.
   if
3. C.
   though
4. D.
   as

   Studying alone, you are free to choose what to learn and when, ________ you don’t need others’ agreement.

A. while                     B. if                           C. though                    D. as

Studying alone, you are free to choose what to learn and when, ____ you don’t need others’ agreement.

A. while            B. if              C. though             D. as

       Studying alone, you are free to choose what to learn and when, ________ you don’t need others’ agreement.

A. while                     B. if                           C. though                    D. as

 Studying alone, you are free to choose what to learn and when, ________ you don’t need others’ agreement.

A. while                     B. if                           C. though                    D. As