Evolutionary biology

You have to answers some questions in terms of evolution. No need of sources I can attach the textbook for help. These are the questions.

Why agriculture is the biggest adaptation that humans have ever made?
Why is there a mismatch between our traits and environment?
What is good and bad about strict/fixed canalized traits?
Why is evolutionary biology is the main theory in biology?
Explain the inflammation response in terms of evolution?
Why do bacteria resistance evolve so quickly besides their quick generation time?
By using the concept of reaction range in the evolution of (that is your inhertance
factors) COVID19, answers in terms of reaction/resistance/susceptibility.