Official Explanation:
Reading the question: There are various pieces to this argument. The question stem orients us, because it tells us to "explain." That means that we'll need a "mystery" with two parts, and that the correct answer will touch on both parts.
Creating a filter: The two pieces of our mystery are 1) the percentage enrolled in the program hasn't increased, even though 2) the campaign appeared to work... Youngsters remembered the advertising. Further, the campaign
...
Reading the question: There are various pieces to this argument. The question stem orients us, because it tells us to "explain." That means that we'll need a "mystery" with two parts, and that the correct answer will touch on both parts.
Creating a filter: The two pieces of our mystery are 1) the percentage enrolled in the program hasn't increased, even though 2) the campaign appeared to work... Youngsters remembered the advertising. Further, the campaign
...
![FLO – Therapy at the Club – Pre-Single [iTunes Plus M4A]](http://is1-ssl.mzstatic.com/image/thumb/Music221/v4/a4/11/88/a41188ed-0f2e-e8d5-1163-d59e373cc58c/26UMGIM30046.rgb.jpg/208x208bb.webp)
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