in 1863, when many northerners complained that, "the blood of a poor man is as precious as that of the wealthy," what were they referring to?
a. a policy in northern hospitals to offer beds and treatment to those who could pay
b. a practice in the union army of giving the poor soldiers more dangerous positions in battle
c. a provision in the draft that if a man pays $300 to the federal government, he does not have to serve in the union army
d. a riot in new york city in which 120 people, all poor, lost their lives