A segment of urban four-lane (two lanes in each direction) has a 3% upgrade that is 455m long followed by a 305m 4% upgrade. It has 12ft lanes and 3ft shoulders. The base free-flow speed is 65 mph and the directional hourly traffic flow is 2000 vehicles with 5% large trucks and buses (no recreational vehicles). There are no interchanges in the vicinity of this freeway segment. If the peak-hour factor is .90 and all of the drivers are regular users, what is the level of the service of this compound-grade freeway segment?