803.No temporary stopping is allowed within how many meters of an intersection or bus stop? (A) 10 meters.(B) 20 meters. (C) 30 meters.

807.When changing lanes on a freeway or expressway, in addition to displaying the turn signal, the mostimportant thing is: (A) Merge into any available space immediately. (B) Only watch for the safe distancefrom the vehicle ahead. (C) Watch for safe distances from both the vehicle ahead and vehiclesapproaching from behind.