Answer:
Option C. Step 3
Explanation:
step 1
Identify the pre-image and the image: The pre-image is triangle XYZ, and the image is X'Y'Z'
The step 1 is correct
step 2
Identify the number of units that each point moves horizontally: Each point moves one unit left.
The step 2 is correct
step 3
Identify the number of units that each point moves vertically: Each point moves three units down
The step 3 is not correct
Each point moves three units up
step 4
The translation is one unit left and three units down
the step 4 is not correct
The translation is one unit left and three units up
therefore
The first error is in the Step 3