If \( \left.A=(x, y): y=e^{x}, x \in R\right\} \) and \( B=[(x, y): y=x, x \in R] \), then
(A) \...
If \( \left.A=(x, y): y=e^{x}, x \in R\right\} \) and \( B=[(x, y): y=x, x \in R] \), then
(A) \( \quad \mathrm{A} \subseteq \mathrm{B} \)
(B) \( \quad A \subseteq B \)
(C) \( \mathrm{A} \cap \mathrm{B}=\phi \)
(D) \( \quad \mathrm{A} \cap \mathrm{B} \neq \phi \).
\( \mathrm{P} \)
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