Answer:
D.
Explanation:
D. Providing supplies to build tracks and support workers.
Hope this helps ☝️☝☝
Answer:The simple answer is that as of the July 4, 2022, the United States is 246 years old.
Explanation:
The correct answer should be C)Birthrates had almost doubled since the start of the Social Security system.
The major issue is that the extremely high amount of baby boomers is bound to hit retirement age or has already reached that much. This is a problem because the system cannot handle so many retirements at once as there are not enough people who pay taxes and support social security at that level. If it was privatized, people who have more money could pay those retirements.
Explanation:
composition of population means the distribution of the number of the population according to characteristics such as age,sex,marital status,socio-economic status. ... It helps to find out the structure of population. It helps to study on various demographic indicators
