A) function as a filter and barrier to cell or pathogen movement B) attach epithelial cells to the underlying tissue C) are secreted partially by epithelial cells and partially by the cells of the underlying tissue. D) function as a filter and barrier to cell or pathogen movement, attach epithelial cells to the underlying tissue and are secreted partially by epithelial cells and partially by the cells of the underlying tissue are true of basement membranes. E) None of these is correct.