Which of the following describes physical features on Earth that form political divisions?

a. Natural boundaries
b. Human-made borders
c. Only oceans and rivers
d. Only mountain ranges

a. Natural boundaries

The only U.S. state to call its political subdivisions "parishes" is

a. Minnesota
b. Alaska
c. Pennsylvania
d. Louisiana

d. Louisiana

The correct answer is b. Human-made borders. Human-made borders are physical features on Earth that form political divisions. These borders are created by humans and define the limits of territories, countries, or regions. Examples include boundary lines, fences, walls, or other physical barriers built to mark the separation between political entities.