Answer:
This question is incomplete. Here are the missing options:
The answer is B. flextime.
Explanation:
Flextime is a type of schedule in which workers are free to choose their working hours between a period known as "core" time. For example, the core period may comprise any time between 6:00 a.m. and 5:00 p.m. The worker may decide their most convenient times to work as long as the quota is achieved. Flextime schedules usually involve the same amount of work hours as traditional schedules.