Why Are Generic Names Preferred Over Chemical or Trade Names

Why are generic names preferred over chemical or trade names when prescribing a medication? (Select all that apply.) Note: Credit will be given only if all correct choices and no incorrect choices are selected.

A) Chemical names are often complicated and difficult to remember.
B) The generic name can consistently be matched to the active ingredients.
C) There might be multiple trade names for a drug.
D) The generic name is always a shortened version of the chemical name.
E) Chemical names often change.