Which of the following has not been a major change in the workforce within the last century?
a. more women in the workforce
c. more minorities in the workforce
b. greater emphasis on farming and manufacturing jobs
d. greater emphasis on sales and service jobs

The correct answer is B: "greater emphasis on farming and manufacturing jobs".

The economies have experienced a progressive process transformation towards service economies, because economic activities from the primary and secondary sectors (agriculture, industries) have been replaced by activities from the tertiary sector (service, sales, etc).

Moreover, the workforce has integrated both women and minorities during the previous century.

frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. but frederick disliked rifle shooting and horseback riding. unlike his father, he was interested in french literature. he enjoyed poetry and music and, like some others of the enlightenment, he scoffed at religion. his father thought him soft, frivolous and unmindful of his duties. and when frederick refused to put his signature on a right to succession, for a few moments his father strangled him.