The president is engaging in discrimination.
According to the Constitution the President of the United States is elected based on the votes cast from each state. Each political party chooses their own candidate to represent them.
The Constitution limits the president's power based on checks and balance.
NCOs (Noncommissioned Officers) are officers, the only difference between NCO's and Officers is that officers are commissioned by the President of the United Stated. There is no such thing as an 'average' NCO in regards to pay. Rank (in the US Army) progresses from Corporal(E-4) to Sergeant Major of the Army (E-9), and their pay is based on pay grade and time in service. See Base Pay.
Each Girl Scout council chooses the cookie baker that will provide cookies in their council. The decision is based on a variety of factors.
proximity, threat, and opportunity
it chooses your team for this weeks match based on how good they where in training
Based on its primary effect.
It originated in India, being played by British officers who were based there.
Narratives allow history to be presented as an interesting story
When a dairy farmer chooses which cows to breed based upon milk production, he is taking advantage of natural selection.
laws that give the president responsibilities
There are police officers in almost every city and county of the world.