A black body of temperature $T$ is inside chamber of temperature $T_0$. Now, the closed chamber is slightly opened to sun such that temperature of black body $(T)$ and chamber $\left(T_0\right)$ remains constant.

• A

  Black body will absorb more radiation
• B

  Black body will absorb less radiation
• C

  Black body emit more energy
• Correct answer
  D

  None of these

Hence, the correct answer is option: 'D'.