Five figures have been given, out of which four are alike in some manner and one is different. Select the one that is different.

In four figures, the right-side letter is the correct mirror image of the left letter. One does not follow correct mirror symmetry.

Explanation:
A: B → correct mirror 
B: R → correct mirror 
C: P → correct mirror 
D: L → mirror should face opposite direction, but shown same orientation ✘
E: J → correct mirror 

Only D does not show proper mirror reflection.

Final Answer:
Figure D

Final Correct Option:
(b)