What problems did trapped exhaust cause in the Cascade Tunnel? Check all that apply. hot locomotive cars
cold passenger cars
carbon-monoxide poisoning
slippery, soot-covered tracks
frequent fires onboard the train
loss of consciousness and death

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.