[Solved] Suppose that bartenders and waiters have no unions.Now suppose that bartenders form a union.What does this do the labor supply and wages of waiters? A)Both labor supply and wages increase. B)Labor supply increases,and wages decrease. C)Labor supply decreases,and wages increase. D)Both labor supply and wages decrease. Erogenous Zone: Areas of the human body that are particularly sensitive to sexual stimulation. Sensate Focus: A sex-therapy exercise in which partners take turns pleasuring each other with guided verbal feedback and in which certain kinds of stimulation are temporarily forbidden. Autoerotic Zone: Areas of the body that provide sexual pleasure when stimulated, a concept often discussed in psychoanalytic theories of sexual development. Refractory Period: The period of time immediately following an action potential during which a neuron or muscle is incapable of generating another action potential.