Which innovative marketing strategy helped the World Wildlife Fund (WWF) increase donations by over 300% during their 2018 'Last Selfie' campaign?

Conservation organizations often use innovative marketing strategies to raise awareness and funds for endangered species protection. One particular campaign revolutionized wildlife conservation marketing by creating an unprecedented emotional connection with audiences worldwide. Test your knowledge about this groundbreaking approach that changed how we promote animal conservation efforts.

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Using Snapchat's disappearing content feature to show endangered animals 'disappearing' with messages like 'Don't let this be my #LastSelfie'
Creating AR filters that transformed users into endangered animals during video calls
Partnering with dating apps to show profiles of endangered animals seeking 'matches' for conservation support
Launching a subscription box containing plush toys of endangered animals with QR codes linking to donation pages