We classify muddy water as a suspension because the particles of mud
a. are in solution.
b. cannot be filtered out.
c. settle out as the mixture stands.
d. remain suspended as the mixture stands.

Because the particles settle out as the mixture stands , as long as it's allowed to stand undisturbed 
A substance is classified as suspension if its particles is large enough for sedimentation, which means that it's size is significantly larger than the solution 

Ifound this on google “separation of powers. a fundamental principle of the united states government, whereby powers and responsibilities are divided among the legislative branch, executive branch, and judicial branch.” i hope this you for what your looking for