text: a,b,c ord/ the ingredients that contribute to the formation of a hurri/cane are; a-low pressure area? warm ocean/energy from water vapor condensation or b- a high pressure area/warm ocean/thermal energy from water evaporation or c-updrafts/warm air/low pressure center/lightuing/tropical ocean or d-spiral winds/warm air/high pressure center/solar energy? baseed on the yahoo dictionary definition, i'd pick "d"   1) a severe tropical cyclone originating in the equatorial regions of the atlantic ocean or caribbean sea or eastern regions of the pacific ocean, traveling north, northwest, or northeast from its point of origin, and usually involving heavy rains.   2) a wind with a speed greater than 74 miles (119 kilometers) per hour, according to the beaufort scale.   3) something resembling a hurricane in force or speed.