What is the difference in the means of the two data sets? (Show All Work)

14,18,18,23,25,25,25,27
24,27,29,35,35,38,42,42

Which of the following conclusions can be drawn from the data?
(choose only one answer) (Show All Work)

a. Data Set #2 has the greater range.
b. Data Set #1 has the greater range.
c. The range of the two data sets is equal.
d. Data Set #1 has a greater mean.