Eight hundred motor vehicle collisions occurred over 2 years in a city with a population of 600,000; 600 of these accidents were alcohol-related. During the same period, there were 400 fatalities due to motor vehicle collisions, of which 75% were alcohol-related. Which of the following best represents the 1-year incidence of alcohol-related motor vehicle fatalities in this community?

A) 150 per 600,000

B) 300 per 600,000

C) 450 per 600,000

D) 600 per 600,000

E) Unable to determine from available information