Statement-$A$: Chromosomes are not clearly visible during telophase.
Statement-$B$: Chromosomes are clearly visible during metaphase.

• A
  Both statement $A$ and $B$ are correct.
• B
  Statement $A$ is correct and $B$ is incorrect.
• C
  Statement $A$ is incorrect and $B$ is correct.
• D
  Both statement $A$ and $B$ are incorrect.