Use a calculator to find the mean of the data. {225, 240, 199, 238, 205, 241, 225, 233, 219, 221, 222, 210, 195, 230, 225, 214, 234, 204, 240, 199, 208, 245} A. 220.455 B. 221.221 C. 220.221 D. 221.455