The answer is A
We have semicolon so we need an independent clause that can give us more information .
We are referring to the proportion of the advertising revenues to operating profits.
So we need proportion
In the sentence
Sent from my ONE E1003 using GMAT Club Forum mobile app
We have semicolon so we need an independent clause that can give us more information .
We are referring to the proportion of the advertising revenues to operating profits.
So we need proportion
In the sentence
Sent from my ONE E1003 using GMAT Club Forum mobile app
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