Final answer:
According to the population pyramids, North Africa-West Asia has a much younger population base than Europe.
Step-by-step explanation:
According to the pyramids, the most accurate statement is that North Africa-West Asia has a much younger population base than does Europe. The pyramids represent the age distribution of populations, with age groups on the vertical scale and millions of persons on the horizontal scale. In the pyramids, it can be observed that North Africa-West Asia has a larger population in the younger age groups, indicating a younger population base compared to Europe.
Learn more about Population pyramids and age distribution