Answer:
The correct answer is option D. "address the challenges created by an aging population".
Step-by-step explanation:
Advances in medicine and improvements in health and nutrition has allowed that people live longer and the average of age in the population increase. One negative effect of this aging population situation is that more people will live beyond the standard working ages, which results in a less proportion of workers supporting people that already retired from work. Some governments around the world seek to encourage population growth trying to reverse this effect, as young people will eventually compensate for the jubilees.