The correct answer for this question is this one: "D. 18 inches"
In order to solve this question, you just multiple the 3-inch line by the scale factor, which is 6.
There exists the same question from other source that has the following choices:
A. 3 inches
B. 6 inches
C. 9 inches
D. 18 inches
Imagine that sending an email of the details of her project would be considered good etiquette. Good luck and hopefully this helps! :)
