Which film had the most expensive marketing campaign in movie history, reportedly costing over $150 million?

In the competitive world of film marketing, studios constantly push boundaries to create memorable campaigns that drive box office success. One particular marketing campaign stands out as the most expensive in cinema history, utilizing innovative strategies across digital platforms, immersive experiences, and global stunts to generate unprecedented audience engagement. Do you know which blockbuster holds this expensive distinction?

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Avatar (2009)
Pirates of the Caribbean: On Stranger Tides (2011)
Avengers: Endgame (2019)
Pirates of the Caribbean: At World's End (2007)