Wynn's Marketing Designs requires all employees to be at work from 10:00 a.m. to noon and from 1:00 p.m. to 3:00 p.m. but allows people to come and go as desired during the rest of their 8-hr workday. Which concept is demonstrated in this scenario?

a. Job simplification
b. Job Expansion
c. Remote work
d. Flextime
e. Job rotation