Let $S=\left\{(x, y) \in \mathbb{N} \times \mathbb{N}: x^2-y^2=2022\right\}$. Then the number of elements in $S$ is

• Correct answer
  A

  0
• B

  1
• C

  2
• D

  greater than 2

Hence, the correct answer is option: 'A'.