Please help if you know about the Industrial Era

Aging populations can be a problem for developed countries because a) there are fewer younger workers coming into the workforce. b) most older workers demand top-level pay and full benefits. c) many older people are skilled in manufacturing, not technology. d) younger workers cannot find jobs when older people work longer.

What is the main purpose of "falling action" in a story?

During world war ii, which battle was the first significant us victory in the pacific?