Instructions

These questions are based on the diagram given below showing four persons stationed at the four corners of a square piece of a plot as shown:

Question 147

From the original position given in the above figure, A and B move one arm length clockwise and then cross over to the corners diagonally opposite; C and D move one arm length anticlockwise and cross over to the corners diagonally opposite. The original configuration ABCD has now changed to

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