The two electrons have the following set of quantum numbers:
$P = 3, 2, -2, +1/2$
$Q = 3, 0, 0, +1/2$
Which of the following statements is true?

• A
  $P$ and $Q$ have same energy
• B
  $P$ has greater energy than $Q$
• C
  $P$ has lesser energy than $Q$
• D
  $P$ and $Q$ represent same electron