The seasonal variation in the volume of water in a river is known as the? by Sunday | Jun 14 | Geography WAEC | 0 comments A. regime B. drainage C. pattern D. waterdivide Correct Answer: Option A – regime Users Also Read These:Methanoic acid mixes with water in all proportions…An immersion heater rated 2.0A; 240V is used to boil…A quantity of hot water at 100ºC is added to 400g of…A block of material of volume 20cm−³ and density…An object of volume 400cm³ and 2.5gcm‾³ is suspended…