What's the main hazard the driver of the red car (arrowed) should be aware of? What's the main hazard the driver of the red car (arrowed) should be aware of?

• Possible answers:

   
• A. Glare from the sun may affect the driver's vision
• B. The black car may stop suddenly
• C. The bus may move out into the road
• D. Oncoming vehicles will assume the driver is turning right