Question

Which of the following scale factors would produce an expansion under a dilation of the original image?
A. 2/3
B. 1/2
C.3/2
D. 3/4
I know the correct answer but not understanding why, The correct answer is C

Answer 1

expansion means it get's bigger, the option C is 3/2, any number you multiply by 3/2 get's larger, because the numerator is greater than the denominator

Answer 2

Thank you so much :)