find the range
3 -9 7 -1 5 -4 2
a) 8
b) 16
c) 2
d) -1

Answer:
16
Step-by-step explanation:
The range is the quantity between the least and greatest number.
The least is -9 and the greatest is 5.
The range is 16 because since 5 is not negative, you add 9+5 to get 16.