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If \(A\) \(=\) \(\{\)\(a\), \(o\), \(r\), \(k\)\(\}\), \(B\) \(=\) \(\{\)\(e\), \(h\), \(k\)\(\}\) and \(C\) \(=\) \(\{\)\(a\), \(h\), \(k\)\(\}\), then find \(A \cap (B \cup C)\).
 
\(A \cap (B \cup C)\) \(=\)