I prefer to eat in that restaurant, because the ____ of service there has improved a lot.

   A. quality     B. schedule     C. principle    D. guidance

I prefer to eat in that restaurant, because the ____ of service there has improved a lot.

1. A.
   quality
2. B.
   schedule
3. C.
   principle
4. D.
   guidance

I prefer to eat in that restaurant, because the ____ of service there has improved a lot.

   A. quality     B. schedule     C. principle    D. guidance

I prefer to eat in that restaurant, because the ____ of service there has improved a lot.