Earlier quoted context omitted.
App Store and ad revenue are part of the same category
But in aggregate, it's 25%, right? I'd consider that a majority share, or would you say the term should only apply if it's over 50%? I considered it to be a majority share because it's a significant chunk of the total revenue and not just a minor footnote, but looking back, "a significant amount" would've probably been better
“plurality” means it’s the biggest number
Neither apply in this case