5. What is the function of epithelium on the bottom of our foot?|

Simple epithelium is a single layer of cells with every cell in direct contact with the basement membrane that separates it from the underlying connective tissue. In general, it is found where absorption and filtration occur. The thinness of the epithelial barrier facilitates these processes.

if your own plato the answer is b. the fern transitioned from sporophyte generation to gametophyte generation.