Epithelial tissue which lines the spinal cord is known as

Assertion: The squamous epithelium is made of a single thin layer of flattened cells with irregular boundaries.
Reason: They are found in walls of blood vessels and air sacs of lungs.

Match the following:

Column-$I$	Column-$II$
$1$. Cuboidal epithelium	$a$. The moist surface of buccal cavity and pharynx
$2$. Columnar epithelium	$b$. Inner surface of fallopian tubes
$3$. Ciliated epithelium	$c$. In ducts of glands
$4$. Compound epithelium	$d$. Air sacs of lungs
	$e$. In the lining of stomach and intestine

Cellular junctions such as ight,adhering,and gap junctions are found in which of the following tissues?

Which of the following statement$(s)$ regarding cell junctions is/are correct?

Which of the following statements is/are correct regarding epithelial tissue?
$a$ - Cells are compactly packed.
$b$ - Cells have little intercellular matrix.
$c$ - It can be single or multi-layered.