If it is absolutely necessary, you may Stop before merging with freeway traffic. Thus the correct answer is B.
What is heavy traffic?
The situation during driving caused the speed of vehicles to slow due to lots of vehicles appearing on the location and disrupting the management, and heavy traffic caused.
Direct merging into heavy traffic may cause crashes with other vehicles which can result in accidents as well as injury. To avoid any crash in the traffic one must carefully drive by focusing on all the sides.
The driver should stop on the side before merging with freeway traffic because it can be challenging to resume highway speed after stopping on the ramp.
When you're on the highway, you should change your speed to leave a safe distance between other cars and make sure you have a safe journey.
Therefore, option B is appropriate.
Learn more about traffic, here:
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