(A) Fewer types of ads were shown on the channel’s videos.
(B) There were seasonal fluctuations in advertiser spending.
(C) More mobile viewership occured.
(D) Viewership grew and generated more revenue than the amount of revenue lost from the lower CPMs.
This question is a part of the YouTube Channel Growth Assessment. You can find answers to all the questions asked in this exam in our YouTube Channel Growth Assessment Answers page.