Which of the following is true regarding how epithelial tissue and connective tissue relate to each other?
a) Both are composed of cells, fibers, and ground substance.
b) Neither of them provides protection as the main function.
c) Although their structures are different, both require a large amount of ECM between cells.
d) Unlike epithelial tissue, which is composed of cells closely packed with little or no extracellular space in between, connective tissue cells are dispersed in a matrix.