If sets $A$ and $B$ are defined as follows:
$A = \{ (x, y) : y = e^x, x \in R \}$
$B = \{ (x, y) : y = x, x \in R \}$
Then:

  • A
    $B \subseteq A$
  • B
    $A \subseteq B$
  • C
    $A \cap B = \phi$
  • D
    $A \cup B = A$

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