Final answer:
Texas Route Marker signs inform motorists about the road they are currently on, with the correct answer being D) Texas Route Marker signs identify the current road. These signs do not indicate local attractions or irrelevant details but are crucial for navigation and providing route information.
Step-by-step explanation:
The student's question is about understanding what information Texas Route Marker signs provide to motorists. The correct answer to the question is D) Texas Route Marker signs identify the current road. These signs are specifically designed to inform drivers about the road they are traveling on, much like signposts in other locations provide information about distances, directions, and destinations. Road signs, in general, are essential for navigation and safety on roadways.
Texas Route Marker signs do not typically indicate local attractions or provide unrelated information to navigating. Instead, their primary function is to display road information, helping in identifying the route the driver is currently on. Therefore, Texas Route Marker signs are part of a broader system of signage that allows motorists to understand their location and navigate effectively.