[Solved] In this stage of the product development process,information is gathered to determine development costs and time,potential sales,and other factors that influence whether the process should continue. A) Beta testing B) Idea generation C) Specifying features D) Product development E) Screening and preliminary investigation 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. Sexual Response Cycle: A series of emotional and physical phases experienced during sexual activity, which include excitement, plateau, orgasm, and resolution stages.