2. A technician takes 8 arm x-rays, 12 leg X-rays, 6 hip X-rays, and 3 ankle X-rays between the start of her shift and lunch, which is four hours. How many x-
rays, on average, did she complete in one hour?
A. 12 xrays
B. 6 xrays
C. 7 xrays
D. 4 xrays