Question

the individual epithelial cells that line this organ have a brush border of microvilli to increase the surface area and absorptive capacity. esophagus stomach small intestine large intestine

Explanation:

The small intestine has epithelial cells with a brush - border of microvilli to enhance surface area for nutrient absorption. The esophagus is for food transport, the stomach for digestion, and the large intestine mainly absorbs water and forms feces, none of which have this prominent brush - border feature for absorption like the small intestine.

Answer:

Small intestine