| A | B |
| traction | tires gripping the road |
| target area range | space from you vehicle to a target area |
| target area | section of roadway where the target is located |
| aim high in steering | look far ahead for potential conflicts |
| closed zone | space not open because of restriction |
| ground viewing | making quick glance to the road way in fron of your vehicle |
| line of sight | distance you can see ahead in the direction you are looking |
| field of vision | the area a person can see while looking straight ahead |
| path of travel | space your vehicle will occupy as you travel ahead |