Which innovative marketing strategy did SpaceX use during the 2018 Falcon Heavy test flight that generated unprecedented public interest in commercial spaceflight?

The astronomy industry relies heavily on innovative marketing strategies to generate public interest in space exploration and astronomical products. From telescope manufacturers to space agencies, organizations must create compelling campaigns to educate consumers and justify funding. This poll tests your knowledge about one of the most influential marketing campaigns in astronomy's recent history that transformed public engagement with space.

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Launching Elon Musk's Tesla Roadster into orbit with a spacesuit-wearing mannequin named 'Starman'
Releasing a special astronomy-themed cryptocurrency that gave holders voting rights on future mission objectives
Creating an augmented reality app that allowed users to virtually participate in the rocket launch from their homes
Conducting a global lottery where the winner would receive a free suborbital flight on a future mission