In Philadelphia, in 1970, 75 of the population is White. What percentage of the complaints against police were from African-Americans?
A. 30
B. 50
C. 70
D. 90
Question 2
How many United States police officers are killed in the line of duty each year?
A. Between 10 and 50
B. Between 70 and 100
C. Between 140 and 200
D. Between 300 and 500