The evidence shows that in 1860–1910 (a) population and annual hour

The evidence shows that in 1860–1910

(a) population and annual hours worked grew more rapidly than did the employed labor force.
(b) population grew more rapidly than the labor force, but annual hours worked grew less rapidly.
(c) population grew less rapidly than did the employed labor force, and the work day shortened.
(d) population, productivity and the work day grew less rapidly than did the employed labor force.

ANSWER

(c)