Why Do Artificial Sweeterns Have Less Calories Than Sucrose and Fructose,but

Multiple Choice

Why do artificial sweeterns have less calories than sucrose and fructose,but still taste sweet?

A) They bind to specific taste receptor,but are quickly metabolized by the body.
B) They do not bind to any receptors and are quickly eliminated from the body.
C) They bind to a specific taste receptor,but do not have any ATP.
D) They bind to ATP,which then binds to the taste receptor.