A city's population in the year x = 1958 was y = 2251800. In 1997 the population was 2259600.

Compute the slope of of the population growth (or decline) and choose the most accurate statement from the following:

A.) The population is decreasing at a rate of 200 people per year.
B.) The population is decreasing at a rate of 400 people per year.
C.) The population is increasing at a rate of 50 people per year.
D.) The population is increasing at a rate of 200 people per year.
E.) The population is increasing at a rate of 400 people per year.
F.) he population is decreasing at a rate of 50 people per year.