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Which one of the following statements is correct for the nature of oxides when we move in periods from left to right in the modem periodic table?

A) The basic nature of oxides decreases and the acidic nature of oxides increases.

B) The acidic nature of oxides decreases and the basic nature of oxides increases.

C) No change in the nature of oxides of elements.

D) Either [b] or [c]

E) None of these