Please assist with interpretation of FAR 52.21-4, Alt 1, associated with the scenario and answer.

If a contractor is unable to perform work under a time-and-materials contract due to, for example, a facility closure, and FAR 52.21-4, Alt 1, is included in the contract, the contractor: Is entitled to payment in full.

oWill be paid only fringe benefits.

oIs entitled to payment in full.

oIs not entitled to payment.

oWill be paid if the contractor paid its workers for the time not worked.