Answer:
13. Muscular and nervous
14. Digestive and excretory
Explanation:
13. Your nervous system sends the signal that you’ve stepped on something sharp, and your muscular system distances you from the threat.
14. Your digestive system takes the nutrients from the soda, and your excretory system gets rid of the waste.
Hope it helps :)
1.True
Hope i helped you :)
1 allow rotation
2 allow flex and extend
4 allow flex and extend
