Sentence 42: \(U\left( {22} \right) \) is:

A. \(U\left( {22} \right) = \left\{ {1;2;11;22} \right\}\)

B. \(U\left( {22} \right) = \left\{ {1;2;22} \right\}\)

C. \(U\left( {22} \right) = \left\{ {1;22} \right\}\)

D. \(U\left( {22} \right) = \left\{ {1;2;10;11;22} \right\}\)

Notice that 22 is divisible by 1; 2; 11; 22 should:

\(U\left( {22} \right) = \left\{ {1;2;11;22} \right\}\)

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