Option B is the correct answer.
We need to determine the line of reflection that maps the pre-image segment AB to the image segment A'B'.
In a reflection transformation, all the points of an object are reflected or flipped on a line called the axis of reflection or line of reflection.
In the given figure we can see that line segment AB is reflected on the y=0 and transformed into A'B'.
Therefore, option B is the correct answer.
To learn more about the line of reflection visit:
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