What is the function of endocrine glands? a) they are the targets of hormones b) they release hormones into the bloodstream for distribution around the body c)they release hormones into a space other than the circulatory system by means of ducts.

B

they release hormones into the bloodstream for distribution around the body

Explanation:

The endocrine system is a network of  glands is the body that forms the hormones that enables the cell to communicate to each other. in other words  endocrine system is a collection  of glands that produce hormones that regulates, growth and development, metabolic processes , reproduction, sexual functions etc.

The main function of the endocrine glands is that they secret hormones into the blood stream for distribution around the body.