1985 AHSME Problem 9

The odd positive integers 1, 3, 5, 7, \cdots, are arranged into five columns continuing with the pattern shown on the right. Counting from the left, the column in which 1985 appears in is the

\mathrm{(A)\ } \text{first} \qquad \mathrm{(B) \ }\text{second} \qquad \mathrm{(C) \ } \text{third} \qquad \mathrm{(D) \ } \text{fourth} \qquad \mathrm{(E) \ }\text{fifth}

Full credit goes to MAA for authoring these problems. These problems were taken on the AOPS website.