What is the bond of 1884​

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.

An alliance of two political parties is know as? a. majority b. coalition c. candidate d. government

What event from world war l does the image most likely depict