Final answer:
An air mass that originates over land in Central America is most likely warm and wet. This is because Central America is located close to the equator and is surrounded by bodies of water.
Step-by-step explanation:
An air mass that originates over land in Central America is most likely warm and wet. This is because Central America is located close to the equator, which means that the region receives high amounts of solar radiation throughout the year, resulting in warm temperatures. Additionally, Central America is surrounded by bodies of water such as the Caribbean Sea and the Pacific Ocean, which provide a source of moisture for the air mass.
Learn more about Origin of air mass in Central America