<span>Shedding is a cat's natural process of losing dead hair.</span>
The one that is a reason that a drug may not receive FDA approval is : D. the drug is ineffective
One of the function of FDA is to make sure the Drugs that sold in the market are safe , and fulfill in function.
In order to achieve this, they usually create a series of testing to make sure its efficiency and safety
I cant see the last question and i guess it’s all upon you too