AHSME 1961 Problem 18

The yearly changes in the population census of a town for four consecutive years are, respectively, 25% increase, 25% increase, 25% decrease, 25% decrease. The net change over the four years, to the nearest percent, is: $\textbf{(A)}\ -12 \textbf{(B)}\ -1 \textbf{(C)}\ 0 \textbf{(D)}\ 1 \textbf{(E)}\ 12$