“If \( A = \begin{bmatrix} 2 & 1 \\\\ 0 & 3 \end{bmatrix} \), then what is \( A^2 \)?

chatgpt given
{
“q”: “If \( A = \begin{bmatrix} 2 & 1 \\\\ 0 & 3 \end{bmatrix} \), then what is \( A^2 \)?”,
“options”: {
“A”: “\\( \\begin{bmatrix} 4 & 2 \\\\ 0 & 9 \\end{bmatrix} \\)”,
“B”: “\\( \\begin{bmatrix} 4 & 5 \\\\ 0 & 9 \\end{bmatrix} \\)”,
“C”: “\\( \\begin{bmatrix} 2 & 1 \\\\ 0 & 3 \\end{bmatrix} \\)”,
“D”: “\\( \\begin{bmatrix} 1 & 2 \\\\ 0 & 6 \\end{bmatrix} \\)”
},
“answer”: “B”
}