Three of the following four number-pairs are alike in a certain way and one is different. Pick the odd one out.
A- $$7\times8=56, 7\times7=49$$
C-$$13\times8=104, 13\times7=91$$
D-$$4\times8=32, 4\times7=28$$
B-$$8\times8=56, \times7=56  but  54 is  given.$$
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