In which situation are the phenotypes of F2 offspring expected to follow the ratio of 9:3:3:1.

a. a monohybrid cross for 2 unlinked traits

b. a monohybrid cross for 2 closely linked traits

c. a dihybrid cross for 2 unlinked traits

d. a dihybrid cross for 2 closely linked traits

Explain your answer

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.

According to edgenuity, the answer is c.