In 1950, the infant mortality rate for a region was 180 per 1,000 live births, the birth rate was 52 births per 1,000 individuals, and the death rate was 20 per 1,000 individuals. The average age of marriage was 22.3 years. Ten years later, scientists reassessed all four values in the region. Which values taken 10 years later would indicate a population decrease in this region? O An infant mortality rate of 130 per 1,000 live births and an average marital age of 20.2 years A birth rate of 100 birthsper 1,000 people and a death rate of 100 deaths per 1,000 people A birth rate of 100 births per 1,000 people and a death rate of 75 deaths per 1,000 people O An infant mortality rate of 220 per 1,000 live births and an average marital age of 25.5 years