The intercellular matrix is negligible or absent in which of the following tissues?

The lining of body cavities,ducts,and tubes is made up of $.....$.

Based on the location given below,write the name of epithelial tissue.
$(i)$ Duct of gland $..... (A) .....$ epithelium
$(ii)$ Fallopian tubes $..... (B) .....$ epithelium
$(iii)$ Air sacs of lungs $..... (C) .....$ epithelium
$(iv)$ Inner lining of stomach $..... (D) .....$ epithelium

Most appropriate definition of tissue is

$A$: Intercellular material is minimum between the cells of epithelial tissue.
$R$: Epithelial cells are not secretory in nature.

The basement membrane of epithelial tissue is composed of what?