I believe this is a personal question
Answer: The practitioners are not part of a cluster.
Explanation: A cluster is a group of things or people that share similar characteristics. In practitioner's case they come from different states, counties, cities, and houses of worship (professing a different religion) so they have nothing in common.
The Kansas-Nebraska Act was controversial because it left the issue of whether slavery should be allowed to a popular vote, which brought about a series of violent confrontations called bleeding Kansas.
The popular jury is foreseen for a single set of crimes, which are intentional crimes against life, whether attempted or consummated. In other words, they are the intentional crimes.
The verdict is the responsibility of the popular jury, and is determined whether the defendant is convicted or not. The sentence is the determination of the penalty that this convicted defendant will have to pay, and is the sole responsibility of the judge.