Bakit nagkakaibaiba ang klima sa ibat ibang panig ng daigdig

what?

Explanation:

bakit nagkakaibaiba ang klima sa ibat ibang panig ng daigdig

.  Now the answers on your paper do not have this choice, but if you think about it, (2-x)=-1(x-2) and (1-x)=-1(x-1).  This means that when you have (2-x)/(1-x), this also equals to (x-2)/(x-1), since the -1's cancel out.  So, the answer is D.

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