Investment Advice- Whats your assessment about the future of the airline industry after the Covid- 19 crisis? Do you recommend buying or holding any airline shares now? State the reason of your recommendation and try to use the evidence you presented in the report to support that. If an investor wishes to be exposed to the potential airline rebound, but wants to diversity her portfolio across the airline industry (instead of picking airline stocks), any particular financial asset / investment strategy could you recommend? Explain your recommendation.