Many elderly people in the early 20th century depended on to pay their bills. a. their former employers b. their retirement funds c. their adult children d. church fellowships

Ead this sentence from the evolution of useful things.the underlined phrases indicateaaking waterproof sandpaper would allow wet sanding,which in turn would cut down on dust, and thus be a greatmprovementpassing of timea directional change of positiona cause-and-effect relationshipsequence of events.save and exitmark this and retur