The answer is b
Yada yada yada
Answer: A)
Explanation:
A space enclosed within two sets of double solid yellow lines is off-limits and exists as a buffer zone to keep cars apart.
Two sets of double lines that are yellow are indicating those cars who are on the road and they are changing tracks restricted so the answer A is correct and these lines can keep cars apart in a buffer zone.
The biggest challenge for marketers and advertisers are making people aware about the existence of your product.
You can have a product with highest function and quality, but if people are not aware that your product exist, your company would most likely able to generate enough sales to survive.