Some epithelium cells get modified and are able to perform the function of absorption and secretion. Select the cells that can absorb and secrete the materials.

Some cuboidal cells or columnar cells get modified for secretion and absorption these are called the glandular epithelium.

Glandular epithelium can be found as a unicellular gland-like in the mucosa of the intestine.

It can be found as a multicellular gland-like salivary gland.

On the basis of the ode of pouring of their secretions, glands are divided into exocrine and endocrine.

Hence, option 1 and 2 is the correct answer.