Statement $P$: During the dark reaction of photosynthesis,ketotriose is synthesized.
Statement $Q$: The sugar present in the structure of $ATP$ is an example of a ketopentose sugar.

• A
  Both statements $P$ and $Q$ are true.
• B
  Both statements $P$ and $Q$ are false.
• C
  Statement $P$ is true and statement $Q$ is false.
• D
  Statement $P$ is false and statement $Q$ is true.