Under Scenario II, what will be the consequence of a 50% drop in ad-revenue per customer for Brand X?

Scenario II: Brand X retains its free service and introduces two additional subscription-based services: one providing up to 300 automated calculations and the other providing an ad free environment for manual calculations targeted at ad sensitive customers.

Group of answer choices

A. Brand X's total revenue drops by more than 25%.

B. Brand X's total revenue drops by more than 50%.

C. Brand X's total revenue drops by a mere 1%.

D. None of the above.