Change Chart Type. . On the toolbar, choose Change Chart Type, and select Line > Line With Markers. Use the results to answer the following questions: 1. Which airline did not experience a decline in stock price? 2. What month had the highest stock price change? 3. Which airline showed the greatest change in stock prices during this period (August to December 2014)? 16 4. When did American Airlines have a negative percent change in stock price