Identify the generally accepted accounting concept principle, assumption, or constraint violated in the following situation: Guard It Ltd., provides...

Identify the generally accepted accounting concept principle, assumption, or constraint violated in the following situation: Guard It Ltd., provides security services to other businesses. Guard It Ltd. charges customers double the hourly rate that it pays its security guards. Guards are paid on the 15th of each month. Guard It records revenue at the time the guarding services are provided, records wage expenses at the time the guards are paid, and prepares financial statements at the end of each month.

Going ConcernMatchingSeparate EntityRevenue recognitionNone of the others alternatives are correct