 
 <translate> Excretion is the process of removing wastes and excess water from the body. Ketones are exhaled and excreted in urine. Urination is a process of removing wastes and excess water from the body. So the answer is (B). <ibo> Mgbapụta bụ usoro nke iwepụ ihe ndị na-adịghị mma na mmiri gabigara ókè n'ahụ. A na- ekupụ ketones ma na- ekpochapụ ha na mmamịrị. Ịgba mmamịrị bụ usoro nke iwepụ ihe ndị na-adịghị mma na mmiri gabigara ókè n'ahụ. Ya mere azịza ya bụ (B). 