When can a private car travel in a lane marked by this sign?

• A. On weekends, after 10pm and before 6am
• B. When carrying at least two passengers
• C. Only to overtake another vehicle
• D. Only within 100 metres of making a turn
  Explanation:

  "Bus lanes are designed to keep public transport moving effectively, and that reduces overall congestion. However, if you are turning into a side street or driveway you may drive in a bus lane for up to 100m until you make the turn"