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Answer

Correct Option is 3

In row-1
Odd number is followed by another odd number so=3+7= 10

Even number is followed by an odd (non-prime) number so=10-9= 1
From row-1 M value is 1 so,
In row-2
Odd number is followed by an even number so=1*12= 12

Even number is followed by an even number so=12-8= 4
So the resultant of the second row = 4

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