What care should be taken if you need to stop by the side of the road for a short time?

• You must check the mirrors and blind spots before slowing down for a clear way.
• You must turn on your signals before slowing down unless there are vehicles to enter from the side roads.
• You must stop your vehicle within 30 centimeters from the curb.
• All of the above
  Explanation:

  "When stopping briefly by the roadside, ensure safety by: (1) Checking mirrors and blind spots for a clear path before slowing down; (2) Using your turn signals, unless vehicles on side roads are waiting to merge; (3) Stopping within 30 centimeters (1 foot) of the curb for proper positioning."