$P$: Copper is a structural component of amino acids.
$Q$: Manganese is a cofactor for the activity of enzymes like phosphatase.

• A
  Statement $P$ is false and $Q$ is true.
• B
  Statement $P$ is true and $Q$ is false.
• C
  Statement $P$ and $Q$ are both true.
• D
  Statement $P$ and $Q$ are both false.