What strategy is this ad using to get people to support its product? It claims that everyone agrees that these basketballs are the best.
It details how these basketballs will improve performance.
It provides stats about players who use these basketballs.
It uses a celebrity to endorse these basketballs.

Which effect did the united states supreme court's decision in plessy v. ferguson have? 1. ending segregation in all public schools in america 2. protecting voting rights for african americans by eliminating literacy tests 3. upholding the rights of all citizens to be treated equally by the government 4. authorizing the system that kept black and white people separated