To more efficiently gather information, a driver should search and identify objects and conditions within four classifications, including:

a. Roadway signs, signals and markings, motorized vehicles, motorcycles

b. Roadway signs, signals and markings, stop signs, motorized users

c. Roadway signs, signals and markings, stop signs, motorized vehicles

d. Motorized vehicles; signs, signals and markings; non-motorized users; roadway features

correct option is d. Motorized vehicles; signs, signals and markings; non-motorized users; roadway features

Explanation:

solution

when we drive safe on road perception time is very important

Perception time depends on visibility on road and driver physical condition and weather condition and road situation

so driver search and identify objects and conditions by

Motorized vehicles : information of motorized vehicles like Cars, motorcycles and trucks and buses traffic signs, signals and markings : they provide you orderly and smooth movement of traffic non-motorized user : they are Pedestrians or bicycles walk along road and animals also belong to this group roadway features : they get information about Dimensions of road and paving or kerb of road etc

so correct option is d. Motorized vehicles; signs, signals and markings; non-motorized users; roadway features