\(A\), \(B\) and \(C\) are subsets of the same universal set.

(i) Write each of the following statements in words.

(a) \(A\not\subseteq B\)

(b) \(A\cap C=\varnothing\)

(ii) Write each of the following statements in set notation.

(a) There are \(3\) elements in set \(A\) or \(B\) or both.

(b) \(x\) is an element of \(A\) but it is not an element of \(C\).