Which of the given is/are amphoteric? (A) \( \mathrm{BeO} \) (B) \( \mathrm{Ag}_{2} \mathrm{O} \...

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Which of the given is/are amphoteric?
(A) \( \mathrm{BeO} \)
(B) \( \mathrm{Ag}_{2} \mathrm{O} \)
(C) \( \mathrm{CO}_{2} \)
(D) \( \mathrm{SnO}_{2} \)
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