Answer:
I would say
A. True
Dehydration can cause muscle soreness\pain.
Step-by-step explanation:
Dehydration causes many types of pains including: headaches, muscle pain, and overall body aches and pain.
When you are dehydrated, it pull the water out from you muscles since it consists of 70 – 80% of water. So without enough water you muscles will start to compact as there is no more water left, causing there to be muscle pain.
I hope this helps! :)