I would go with B) Nerves in the finger detect stimuli and send the message to the brain.
The answer to your question is "maggots"
I don’t know the answer but i can recommend two app that might
AP Bio
Cel Biology-101
We consider them to be made of 3 quarks, 'uud' for the proton<span> and 'udd' for the</span>neutron<span> where 'u' is the up quark and 'd' the down quark. ... Now, </span>protons and neutrons<span> are basically found at the atomic nucleus while </span>electrons<span> form the shell of the atom, moving around the nucleus.</span>
C. 11 is your answer
1) integumentary
2) muscular
3) skeletal
4) nervous
5) circulatory
6) lymphatic
7) respiartory
8) endocrine
9) urinary/excretory
10) digestive
11) reproductive
hope this helps
