Fill two Zip Loc bags half full of water. Put food coloring in both bags. Zip both bags. Tape one bag to a sunny window. Tape the other bag to a shady window. After 30 minutes, observe the bags to see which one changed the most. The purpose of the directions above is to OA. describe the results of a safe science experiment OB. entertain the reader with a game of plastic bags. OC. describe the process for a science experiment. OD. persuade the reader to use a certain kind of bag.​