A Carnot engine having an efficiency of $1/10$ as a heat engine, is used as a refrigerator. If the work done on the system is $10\text{J}$, the amount of energy absorbed from the reservoir at lower temperature is:

1. A
   $90\text{J}$
2. B
   $99\text{J}$
3. C
   $100\text{J}$
4. D
   $1\text{J}$