Answer :
Final answer:
The road sign with a diamond shape, yellow background, and arrows pointing up and down with nothing in the middle represents Divided highway end, so the correct answer is b) Divided highway ends.
Explanation:
Divided highway ends is used to indicate the end of a divided highway, where the road will return to a single-lane, two-way road. It is important for drivers to be aware of this change in road conditions and adjust their driving accordingly.
For example, if a driver is traveling on a divided highway and sees this sign, they should be prepared to merge into a single lane and watch for oncoming traffic from the opposite direction.