The chart shows demographic information. A 3 row and 5 column table. Column 1 contains the following entries: Population growth rate, Fertility rate, and Life expectancy. Column 2 is titled Japan and contains the following entries: negative 0.10%, 1.39, 84 years. Column 3 is titled Uganda and contains the following entries: 3.32%, 6.06, 54 years. Column 4 is titled Mexico and contains the following entries: 1.07%, 2.25, 77 years. Column 5 is titles Global average and contains the following entries: 1.10%, 2.45, 68 years.

What is the most likely cause of Japan’s negative population growth factor?

high life expectancy
low fertility rate
high fertility rate
low life expectancy