Based on the presentation "Kenya's Solar Powered Freezers Made By Plastic Waste," focusing on the innovative approach of Kuza Freezer in utilizing plastic waste for the development of solar$-$powered freezers: What challenge does Kuza Freezer's innovation specifically address in the Kenyan market?

The necessity for sustainable, cost$-$effective storage solutions in the fish supply chain

The implementation of circular economy principles in large$-$scale manufacturing processes

The reduction of greenhouse gas emissions through innovative product design

The integration of renewable energy sources into everyday appliances