What is a weave zone?

• The area on a roadway where vehicles cross over in the fast lane.
• The area on a roadway where vehicles share the same lane to slow down so they can exit the highway, and other vehicles use it to accelerate so they can enter the highway.
  Explanation:

  "On some roadway interchanges, there are places where the highway entrance and exit use the same lane. Vehicles share the same lane to slow down in order to exit the highway while other vehicles use it to increase speed to enter the highway. The area that these vehicles share is called a weave zone."
• Both A and B.
• None of the above.