1. Increasing revenue and the tremendous growth trajectory of the company provided promising evidence that they would not have problems competing in the North American Market in 2014. What changed in 2018 to indicate the company would have to confront challenges?

A. Revenue decreased but the marginal cost of revenue was decreasing.

B. Revenue decreased but the marginal cost of revenue was increasing.

C. Revenue increased but the marginal cost of revenue was decreasing.

D. Revenue increased but the marginal cost of revenue was increasing.

2. Alibaba Groups revenue is generated through a range of diverse fees. For instance, merchant fees are charged to users based on number of units sold in retail centers. More than 50 percent of revenue is earned through account maintenance service fees. variable fees from merchant fees. online advertising efforts. fixed fees from wholesaler centers

• A. online advertising efforts
• B. variable fees from merchant fees.
• C. account maintenance service fees.
• D. fixed fees from wholesaler centers.