The table below shows the number of accidents, fatalities, hours flown, and miles flown for a country's airlines with scheduled service in selected years. Complete parts (a) and (b) below. Year Accidents Fatalities Hours Flown (millions) Miles flown (billions) 2005 53 87 17.1 7.2 2008 37 22 17.5 7.5 2012 23 1 17.3 7.7 a. Compute the accident rate per million flight hours in 2005 and 2012. By this measure, has general aviation become safer? Select the correct choice below and fill in the answer boxes to complete your choice. (Round to the nearest tenth as needed.) OA. General aviation has not become safer because the accident rate in 2005, accidents per million flight hours, is lower than the accident rate in 2012, hours. accidents per million flight B. General aviation has become safer because the accident rate in 2005, accidents per million flight hours, is higher than the accident rate in 2012, accidents per million flight hours.