Statement-$I$: Spraying sugarcane crop with $\text{IAA}$ can increase the yield by $20$ tonnes per acre.
Statement-$II$: Cotton and coriander represent developmental heterophylly.

• A
  Statement-$I$ is correct but Statement-$II$ is incorrect.
• B
  Both Statement-$I$ and Statement-$II$ are incorrect.
• C
  Statement-$I$ is incorrect but Statement$-II$ is correct.
• D
  Both Statement-$I$ and Statement-$II$ are correct.