I believe the answer is: water and climate
The first thing that the law enforcement personnel look for is the PFD or Personel Floatation Device, the emergency kill switch that must wear around the wrist in case you fall off or wipe-out, and the PWC registration numbers must also be visible.
Ok Voting is a part of the U.S constitution and the U.S uses democracy but its a right because its a part of the constitution and many other places dont let you pick who you want. It is a responsibility because when electing someone. The elected person has a huge impact on things like laws and the economy hope this helped.
The systematic and objective study of human society is known as Sociology