Which of the following works argued that an invisible hand guides marketplace decisions? A) mark Twain’s the gilded age
B) Adam smiths the wealth of nations
C) William dean howells a traveler from altruria
D) jack londons the iron heel

Which of the following world and national events led to a new view of people with disabilities in the us:     a.  world war i and ii veterans with disabilities returned home after the wars.b.  john f. kennedy was elected president and had a sister with a disability.c.  the civil rights and feminist movements.d.  all of the above.