Can you solve the puzzle by identifying which option is the Odd One Out?

Odd One Out Maths Brain Teaser

Option C

In shape A, the outer figure possesses 4 sides, while the inner figure contains 3 sides.
In shape B, the outer figure exhibits 5 sides, while the inner figure showcases 4 sides.
In shape C, both the outer figure and the inner figure encompass 4 sides.
In shape D, the outer figure displays 7 sides, and the inner figure encompasses 6 sides.

Apart from Shape C, in all the other shapes, the number of sides on the outer figure exceeds that of the inner figure by just one.

As a result, the image that deviates from this pattern is Shape C.