When Tesla first unveiled the Semi electric truck in 2017, which unusual promotional tactic did Elon Musk use that became a signature part of the product launch?

In the ever-evolving transportation industry, product launches can make or break a company's future. Electric vehicles have disrupted traditional transportation models, with Tesla leading many innovations. This poll tests your knowledge about one of the most anticipated commercial vehicle launches in recent transportation history - the Tesla Semi electric truck. How well do you know the facts behind this groundbreaking product launch that promised to revolutionize freight transportation?

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A dramatic race between the Semi and a diesel truck, where the electric truck surprisingly won uphill while carrying a full load
Delivering the Semi to the event by air-dropping it from a cargo plane with special parachutes, demonstrating its durability upon landing
Having the truck drive itself onto the stage with no human driver, showcasing its autonomous capabilities
Revealing that the truck had secretly been making deliveries for major retailers for months without the public knowing