Long thin tubular bundle of nervous tissue and support cells
Answer: I believe that answer would be B
Explanation:
With further context of this question being about marine life , the most logical answer would be B.
Hope this helps!
It must be successful at reproducing and surviving
Answer:
Epinephrine, also known as Adrenaline
Explanation:
Adrenaline impacts short-term mood and can take seconds to flood your system.
*it may also be cortisol, I'm not sure if there's more context. Cortisol takes longer to work and can have long-term effects.
C is most likely your answer (my bad if I am wrong)