2000 Fermat Problem 13

Rectangle ABCD is divided into five congruent rectangles as shown. The ratio AB:BC is

\textbf{(A)}\ 3:2\quad \textbf{(B)}\ 2:1\quad \textbf{(C)}\ 5:2\quad \textbf{(D)}\ 5:3\quad \textbf{(E)}\ 4:3

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