Which Set Has the Largest Standard Deviation A)Set 2,because 80 and 180 in Set 1 Are Larger

Multiple Choice

Which set has the largest standard deviation? $$\begin{array} { l l l l l | l l l l l } \text { Set 1 } &&&&& \text { Set 2 } \\\hline 80 & 110 & 120 & 130 & 180 & 10 & 40 & 50 & 60 & 110\end{array}$$

A) Set 2,because 80 and 180 in set 1 are larger than 10 and 110 in set 2.
B) Neither,because the values in set 1 are just the values in set 2 plus 70.
C) Set 1,because 180 in set 1 is larger than 110 in set 2.
D) Set 1,because 80 and 180 in set 1 are larger than 10 and 110 in set 2.
E) Set 2,because set 2 has a smaller range than set 1.