Which is not an essential characteristic of high-quality day care? encouragement of language development experienced, professional caregivers cleanliness routines and accident prevention a ratio of one adult to three infants?

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.