What does this sign indicate?

• The left lane is reserved for left turns and U-turns only.
• Drivers in the right lane can turn right or proceed straight.
• Drivers in the left lane may turn left, proceed straight, or make a U-turn.
• Both B & C
  Explanation:

  "This sign indicates that the drivers in the left lane may turn left, proceed straight through the intersection, or take a U-turn, while drivers in the right lane can turn right and proceed straight through the intersection. They cannot take a U-turn."