How to calculate the margin of safety of the Coca-cola company by using the model above In the next twenty years?

Explain with details, I will give you a thumb!

Growth Rate 2% 3% 5% 2% min Discount Rate 3% med 5% max 20 years Growth Rate 2% 3% 5% 2% min Discount Rate 3% med 5% max 20 years