The sample data below shows the number of hours spent by five students over the weekend to prepare for Monday's Business Statistics exam. 3 12 2 3 5. The mean and the median of the numbers of hours spent by the five students are ________. A) 5 hours and 2 hours, respectively B) 5 hours and 3 hours, respectively C) 2 hours and 5 hours, respectively D) 3 hours and 5 hours, respectively