The most common compressed workweek is the 4-50 system.

If an industry's long-run average total cost curve has an extended range of constant returns to scale,this implies that:

A) technology precludes both economies and diseconomies of scale.
B) the industry will be a natural monopoly.
C) both relatively small and relatively large firms can be viable in the industry.
D) the industry will be comprised of a very large number of small firms.