When you are doing an experiment that will have multiple trials, how do you handle averages? a. do not put each individual trial in the data table, average them and just put the average in the table. b. the individual trials and the averages should each have their own columns in the data table. c. averages do not need to go in the data table, the reader can calculate it if they need to know it. d. averages should never be used, they will cause rounding errors in the data.