Answer 1) Option A) Crossing gates and Option B) Flashing green lights
Explanation : The controls at railroad crossings includes the automatic flashing units or are based on automatic crossing gates, where every driver must stop if the lights are flashing or if the gates are lowered, and they must remain stopped until the lights stop flashing or the gates are raised above.
Answer 2) Option C) 9%
Explanation : Florida Highway Safety and Motor Vehicles reported 9% of traffic fatalities were alcohol-related in Florida in 2009.
To be very precise there were 39.2% of traffic fatalities and exactly 8.5% ~9% of traffic crashes were alcohol-related in Florida.