The following four matrices form a representation of a group
\(I=\left(\begin{array}{ll} 1 & 0 \\ 0 & 1 \end{array}\right), \quad A=\left(\begin{array}{cc} -1 & 0 \\ 0 & -1 \end{array}\right), \quad B=\left(\begin{array}{ll} 0 & 1 \\ 1 & 0 \end{array}\right), \quad C=\left(\begin{array}{cc} 0 & -1 \\ -1 & 0 \end{array}\right) \ \)
Which of the following represents the multiplication table for the same group?
1
\(\begin{array}{l|llll} & I & A & B & C \\ \hline I & I & A & B & C \\ A & A & I & C & B \\ B & B & C & A & I \\ C & C & B & I & A \end{array}\)
2
\(\begin{array}{c|cccc} & I & A & B & C \\ \hline I & I & A & B & C \\ A & A & B & C & I \\ B & B & C & I & A \\ C & C & I & A & B \end{array}\)
3
\(\begin{array}{c|cccc} & I & A & B & C \\ \hline I & I & A & B & C \\ A & A & C & I & B \\ B & B & I & C & A \\ C & C & B & A & I \end{array}\)
4
\(\begin{equation} \begin{array}{c|cccc} & I & A & B & C \\ \hline I & I & A & B & C \\ A & A & I & C & B \\ B & B & C & I & A \\ C & C & B & A & I \end{array} \end{equation}\)