Answer: C) No, it is not a dilation because the points of the image are not moved away from the center of dilation proportionally.
Explanation:
We know that in dilation , to find the points of the image are moved away from the center of dilation proportionally.
Let us assume that Δ A'B'C' a dilation of ΔABC.
Therefore, we have

⇒ 

⇒
 →
 → 
 
 
 
 
 
 

Hence, Δ A'B'C' is not a dilation of ΔABC.