There are many interesting and alluring products available that claim to help with weight loss efforts. They include, but are

not limited to$,$ appetite$-$suppressing eyeglasses, weight$-$loss earrings, electrical muscle stimulators, and magnet diet pills that

flush fat out of the body. What do all of these products have in common?

Select one:

A$.$ They work very well, but only as a result of the placebo effect.

B$.$ They are extremely dangerous, as they can be misused and lead to severe illnesses.

C$.$ There is no scientific support for the effectiveness of any of these products.

D$.$ They are effective at inspiring weight loss for the first few weeks of use, but then their results taper off.