If you think about it the great depression was a severe worldwide economic depression that took place mostly during the 1930s, beginning in the United States. The timing of the Great Depression varied across the world; in most countries, it started in 1929 and lasted until the late 1930s.
Meaning it would be option D
(If i'm wrong don't get mad over a wrong answer just tell me.)
The places at or around the Equator of the Earth do not experience cold weather, instead, they have warm weather like summer all year round. This is due to the Earth's axial tilt causing the equator to be closer to the Sun than places above or below the Equator.