Consider the dark square in an array of unit squares, part of which is shown. The first ring of squares around this center square contains 8 unit squares. The second ring contains 16 unit squares. If we continue this process, the number of unit squares in the 100^{\text {th }} ring is

**Answer Choices**

A. 396

B. 404

C. 800

D. 10,000

E. 10,404