Which packaging innovation was initially rejected by consumers but later revolutionized the beverage industry after a marketing campaign featuring children demonstrating its ease of use?

Packaging design has evolved dramatically over the decades, with breakthrough innovations changing how products are preserved, transported, and marketed. Some packaging inventions have revolutionized entire industries while reducing environmental impact. This trivia question explores a landmark packaging innovation that transformed product accessibility and convenience for millions of consumers. Test your knowledge about this influential packaging development!

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The pop-top aluminum can (pull-tab)
The resealable Ziploc-style bag
The push-button spray bottle
The plastic pour spout on milk cartons