Consider the data set below.
40 40 40 100 100 120 120 120 160 170 180 180 240

Which of the following statement(s) is/ are correct?
i. Changing one of the 40s to 400 will affect the value of the mean.
ii. Changing one of the 40s to 400 will make the mode equal to 120.
iii. Changing the last value of 240 to 300 will affect the median.
A. i only
B. ii only
C. iii only
D. i and ii​