To aid in the transmission of an impulse neurotransmitters are secreted by ?

c. movement because i took the test and it lets me review my answers

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above