Correct Answer: D
Explanation:
The middle figure inverts and one part becomes shaded.
So, in answer image no shaded part and inverted middle part must be there.
Reflection of Z as seen in water is taken and written on the right side in 2nd figure.
Same way reflection of 6 as seen in water is taken and written on the left side in 2nd figure.
Use the inverse of this to get the answer as option d i.e. answer figure 4.