126/3 = 42 . . . . . matches selection B
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The sheet of 100 is 9+1 = 3 groups of 3 sticks with 1 left over.
The 2 sticks with the one left over are 3 groups of 1.
The 6 singles are 3 groups of 2.
Altogether, you have 3 groups of (3 sticks +1 stick +2 singles).