How far in advance does a school bus typically give a yellow warning signal before making a stop?

• At least 50 feet in urban areas and 100 feet in rural areas
• At least 100 feet in urban areas and 200 feet in rural areas
  Explanation:

  "A warning is given by the school bus at least 100 feet (200 feet in rural areas) in advance of a stop."
• At least 150 feet in urban areas and 300 feet in rural areas
• At least 200 feet in urban areas and 400 feet in rural areas