Voluntary migration often occurs for economic reasons; the "Great Migration" of African Americans to Chicago after WWI is an exa

Response:

The subsolar point is where the sun is said to be directly overhead, with its rays striking the surface perpendicularly.

Explanation:

• The annual seasons are divided into summer, winter, autumn, and spring, correlated with the sun's axial tilt. They are represented with summer commencing on February 28th, winter beginning on December 1st, spring on March 1st, and autumn on August 31st.

• Spring starts when daily temperature variations exceed 0 degrees, while summer begins at over 10 degrees. The areas of low and mid-latitudes, along with high latitudes, and the tropics, torrid and frigid zones, are delineated concerning the tropics of Cancer and Capricorn.

cultural diffusion.

Response:

Point A is positioned at an elevation of 7000 feet. The symbol representing point B indicates a picnic area, with point B's elevation noted as 6800 feet.

Response:

I’m leaning towards b, but d could also be a possibility; it’s hard to determine given it’s a screen capture.