What should you do when moving along a freeway entrance ramp?

• You should scan ahead to see where you will move into the freeway lane.
• You should signal well before merging with the traffic.
• You should keep a check on your blind spots and mirrors.
• All of the above
  Explanation:

  "When on a freeway entrance ramp, scan the traffic ahead, signal early, and continuously check your mirrors and blind spots to ensure a safe merge into the freeway lane."