2000 AMC 8 Problem 3

How many whole numbers lie in the interval between \frac{5}{3} and 2\pi?

\text{(A)}\ 2 \qquad \text{(B)}\ 3 \qquad \text{(C)}\ 4 \qquad \text{(D)}\ 5 \qquad \text{(E)}\ \text{infinitely many}

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