Archimedes' principle of buoyancy states that when a body is totally or partially immersed in a fluid, it is buoyed up by a force which equals to-

Correct option is C

Archimedes' principle states that when a body is totally or partially immersed in a fluid, it experiences an upward buoyant force equal to the weight of the fluid displaced by the body. This principle explains why objects float or sink in fluids based on their density relative to the fluid.