Question

every nation has a unique age structure; countries can group countries into three categories
growth

• this type of population typically has poor health care and short life expectancies.
• mostly found in developing countries.

united states - 2030
growth

• these countries typically have good health care, long life expectancies, and stable governments.
• found in developed countries.

japan - 2030
zero or declining growth

• these countries typically have good health care, long life expectancies, and stable governments.
• usually found in developed countries.

Explanation:

1. The first population pyramid (Nigeria) has a wide base and narrow top, which is characteristic of rapid population growth, common in developing nations with limited healthcare and short life expectancies.
2. The second pyramid (United States) has a relatively even shape across most age groups, indicating slow, stable population growth, typical of developed countries with good healthcare and stable governance.

Answer:

• First box: Rapid
• Second box: Slow/Stable