Select the option that depicts how the given transparent sheet of paper would appear if it is folded at the dotted line.

When the transparent sheet of paper is rotated to left at the dotted line, left part will remain same. The right part will be placed at the left and its facing towards right will change to left.

The triangular edge towards right will be towards left when folded.

The black part of the rectangle will same at the top.

$$\therefore\ $$When the transparent sheet of paper is folded at the dotted line it appears as shown below

Hence, the correct answer is Option A