How did the Inca expand their empire? *\ By using the Spanish to defeat rival tribes

By claiming land that no one lived in

By purchasing the land from other tribes
Through making agreements or through conquest

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.