<span>C.
has strong legs for running
</span>
Conclusion this is how the nervous system in human
Power of attorney is capable act on behalf of someone when a decision can not be made
Answer:
a glass of muddy water
Explanation:
Pure substances contain only one element or compound.
Calcium is one element so it is a pure substance. Ice and water have the same molecular structure, so it is a pure substance. Aluminum oxide is a chemically pure compound.
The only example that is not a pure substance is muddy water due to the multiple components of mud mixing with the components of water.
Hope that helps.