Read the passage below. Then write the letter of the best answer to each question that follows. 'Humans generally spend more time working than do other creatures, but there is greater variability in industriousness from one human culture to the next than is seen in subgroups of any other species. For instance, the average French worker toils for 1, 646 hours a year: the average American for 1, 957 hours and the average Japanese for 2, 088