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A man is at the origin on the x-axis and...

A man is at the origin on the x-axis and takes a unit step either to the left or the right. He stops after 5 steps or if he reaches 3 or

A

Reaches -2 is 3

B

reaches 3 is 4

C

stops exactly after taking 5 steps is 12

D

can perform the experiment is 20

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The correct Answer is:
A, B, D
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