Problem
2007 AMC 10B Problem 20
A set of 25 square blocks is arranged into a 5 \times 5 square. How many different combinations of 3 blocks can be selected from that set so that no two are in the same row or column?
\textbf{(A) } 100 \qquad\textbf{(B) } 125 \qquad\textbf{(C) } 600 \qquad\textbf{(D) } 2300 \qquad\textbf{(E) } 3600
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