Practice question

Why can a posted curve speed that is safe for cars be unsafe for many buses?

  1. A bus may roll over with good traction or slide off the curve with poor traction
  2. Buses are always allowed to exceed posted curve speeds
  3. Curve speed applies only to motorcycles
  4. Passengers make the speed limit signs legally irrelevant

Answer: A — A bus may roll over with good traction or slide off the curve with poor traction

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