Observe the following statements I : ...

Observe the following statements
I : The dual of `[ ~p ^^ q)] vv [ p ^^ {~(q vv ~s)}]` is `[~(p vv q)] ^^ [p vv{~(q ^^ ~s)}]`
II : The dual of `~p ^^ [(~q) ^^ (p vv q) ^^ ~r]` is `~p vv[~q) vv(p ^^ q) vv ~r]`
The true statements in the above is/are :

A

only I

B

ony

C

both I, II

D

neither I nor II

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