What is the mean of the following set of numbers rounded to the nearest whole number?
143, 312, 41, 28, 308, 619, 321, 352, 465
A.259
B.288
C.324
D.279
143, 312, 41, 28, 308, 619, 321, 352, 465
A.259
B.288
C.324
D.279