Based on your knowledge of flexible work arrangements, select the best answer.

Employees at an accounting firm are required to work $8$ hours each workday and must work the "core hours" of $9$ a$.$m$.$ until $3$:$30$ p$.$m$.$ Beyond that, each employee may adjust their starting and ending times as needed. This scenario describes which flexible work arrangement?

compressed work week

flextime

job sharing

working remotely