In the Stomach, the Undifferentiated Epithelial Stem Cells Lie near the Junction

Multiple Choice

In the stomach, the undifferentiated epithelial stem cells lie near the junction of the gastric pits and gastric glands. In the intestine, the corresponding stem cells occur

A) on the tips of the villi.
B) where the intestinal crypts meet the villi.
C) in the duodenal (Brunner's) glands.
D) deep within the intestinal glands (crypts of Lieberkühn) .