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In Southeast Asia, the air above the land becomes very warm. Air rises in a very large low pressure system and is replaced by cooler air from the ocean, which causes a monsoon wind. Summer monsoons are strong winds that blow from the ocean over vast areas of land in the summertime. These winds bring warm, humid air and produce heavy rainfall. What causes the monsoon winds to occur every year?
A. differences in how land and water absorb solar
energy
B. differences in temperature between daytime and nighttime
C. movement of air from west to east due to Earth’s rotation
D. an increase in the water content of air over land as it becomes warmer
What is A. differences in how land and water absorb solar energy