Ans: A
A is the image rotating the given figure anticlockwise about the point $O$ through $270^\circ$.
A is the image rotating the given figure anticlockwise about the point $O$ through $270^\circ$.
B is the image rotating the given figure anticlockwise about the point $O$ through $90^\circ$.
C is the image reflecting the given figure about the vertical line passing through the point $O$.
D is the image rotating the given figure anticlockwise about the point $O$ through $180^\circ$.