A) \[7\leftarrow 43\uparrow 6\downarrow 1\nearrow 4\]
B) \[3\downarrow 6\uparrow 2\to 3\leftarrow 6\nearrow 5\]
C) \[5\to 7\leftarrow 3\uparrow 2\nearrow 5\]
D) \[2\downarrow 5\leftarrow 6\to 2\nearrow 6\]
Correct Answer: D
Solution :
Using the proper notations in (d), we get the statement as\[2\times 5-6+2=6\] or\[10-6+2=6\]or\[6=6,\]which is true.
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