Answer:
True
Explanation:
Müller-Lyer illusion - In this illusion two-line having the same length appear to be different from one another.
the line showing in the file attached, the line with arrow moving outward appears to have large length and line having the arrow pointing inward appear to have a short length. But given lines are equal in length, it is just an illusion that might force to believed you that one is shorter or larger than others.