Let $R$ be a relation in the set of natural numbers $N$ defined by $R = \{(a, b) : a = b - 2, b > 6\}$. Which of the following is correct?

  • A
    $(2, 4) \in R$
  • B
    $(3, 8) \in R$
  • C
    $(6, 8) \in R$
  • D
    $(8, 7) \in R$

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