Tissues combine to form?
a an organism
b an organ system
c cells
d organs

Cells make up tissues
Tissues make up organs
Organs make up organ systems
Organ systems makes up organisms

the glands which are associated with each description is given below:

pancreas - is an endocrine and exocrine gland that secretes juices with enzymes for digestion. salivary glands- with protection and digestion in the mouth. liver- secretes bile for digestion.   lachrymal glands - secrete tears to moisten eyes and protect them from particles and infection.   sweat gland -regulates water, salt, and temperature. oil glands - to form a protective barrier on the skin.   goblet cells - secrete mucus for protection.

They are both used to view parts of the cell