The stages of a developing wave cyclone (in order of occurrence) are stationary front, frontal wave, open wave, mature, and advanced occlusion
Front wave A wavy deformation of the front between two air masses. Waves develop northward from the ingress of warm air, usually moving along the front, with cold air in front and behind. Or the center of the storm moves more or less east as a "secondary" over the original cyclone along an extended cold front.
An extratropical cyclone, also known as a wave cyclone or mid-latitude cyclone, is a type of cyclone that forms at mid- or high-latitudes in areas of large horizontal temperature variation called frontal zones. storm system.
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Three social classes<span> in </span>ancient China were<span>: landowning aristocrats peasant farmers merchants Aristocrat-owned houses had courtyards, gardens, fine furniture, silk hangings, and a wall around the house to keep out bandits. Aristocrats relied on farmers to grow the crops that made them wealthy</span>
Griots were a combination of advisors, historians, and entertainers charged with preserving rich oral traditions for future generations.
A) <span>The War of 1812 had ended.</span>
C. The first Macy's Thanksgiving parade was in 1924.