Which of the Following Is False About Rehydration

Which of the following is false about rehydration?

A) Dehydration affects younger animals much more rapidly than older animals.
B) Older patients with chronic disease may require less fluids than other animals.
C) Animals need more fluids if they are active or if the weather is hot or humid.
D) Drugs such as glucocorticoids and diuretics will alter fluid and electrolyte requirements.