Which statement best describes common employer conditions or limits on flex$-$time policies?

Multiple choice question.

Employees must first complete training in telecommuting and prove they are capable of working from home.

Employees must be able to complete their work assignments and responsibilities, including those requiring in$-$person attendance.

Employees must work for the organization for a certain period of time before they can begin using flex$-$time.

Employees must sign up for flex$-$time during a given enrollment period each year, or wait for the next year.