Answer :
Final answer:
The sign with two solid lines separated by a dotted line means that a divided highway begins.
Explanation:
The correct answer is b. Divided highway begins.
When you see a sign with two solid lines that are separated by a dotted line, it means that a divided highway begins. This sign indicates that the road ahead is divided into two separate lanes of traffic, with a barrier or median separating the two directions of traffic.
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