3. The low birth and death rates for a country in stage 4 of the demographic transition model are best explained by

strong economies

Explanation:The decline in both birth and death rates of most Stage 4 countries have been attributed to strong economies, highly educated citizens, ample healthcare systems, the migration of people from rural communities to cities, and expanded employment opportunities for women.

we know that the limit of both -1/x and 1/x as x approaches either positive or negative infinity is zero, therefore the limit of sin(x)/x as x approaches either positive or negative infinity is zero.

answer; new forestry