How did we take a picture of the very first camera invented? ?

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.

Which scenario is not an example of one of the primary motivations for bias in media coverage

What were the advantages and dis- advantages of how britain and france ruled in africa?