Which of the Following Statements Is True

Which of the following statements is true?

A) Safety and efficacy are guaranteed, and outside monitoring programs are currently available to identify and judge the potency of these herbs.
B) Because herbal products are unregulated, the concentrations of active ingredients can vary between dose forms.
C) The FDA and manufacturers have devised parameters for quality control.
D) The DSHEA permits general health claims such as "these supplements are intended to diagnose, treat, cure, or prevent any disease."