Which innovative sustainable food packaging material is made from agricultural waste and completely decomposes within 180 days?

The food industry is undergoing a major transformation in packaging design, with sustainability at the forefront. As consumers become more environmentally conscious, brands are innovating with new materials and designs that minimize environmental impact while maintaining food safety and quality. This trivia question tests your knowledge about a groundbreaking sustainable packaging innovation that's changing how we think about food containers.

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Mushroom mycelium packaging, created by growing fungal roots around agricultural waste to form rigid containers
Liquid wood (Arboform), a thermoplastic material made from lignin, a byproduct of paper manufacturing
Seaweed-based film packaging, created by extracting alginate polymers from brown seaweed
Milk protein-based plastic, formed by isolating casein proteins and treating them with citrus pectin