Egor has a headache. His friend, Ivan, gives him a wristband and tells him that it contains technology that can relieve headaches. Egor puts the wristband on and reports that he feels much better. A few hours later Ivan explains that the wristband does not actually relieve headaches. Egor was experiencing .

Quick using the information in the graph, one might speculate that a) w.w.i created increased job opportunities in the u.s. b) the election of president hoover in 1936 caused unemployment to decline. c) the return of soldiers following w.w.ii caused unemployment to increase in the u.s. d) the new deal programs of president roosevelt created employment opportunities in the u.s.