When comparing the digestive and urinary system, we can conclude that they both . are responsible for regulating the amount of salt in the bodyb. absorb nutrients into the bloodstreamc. aid in the digestion of foodd. have functions of absorption and elimination

Sodium levels are regulated by the kidney and adrenal glands, so this concerns the excretory system only. A is incorrect. Small intestines absorb nutrients into the bloodstream, so this only concerns the digestive system. B is incorrect. C is also incorrect because digestion of food is the primary role of digestive system. The best answer is D since together, both digestive and excretory systems concerns the absorption of food and elimination from the body.

When comparing the digestive and urinary system, we can conclude that they both  have functions of absorption and elimination.

Depression would be the correct answer