In reference to stocks; what is the difference between the market risk versus the stock-specific risk? Which of the two risks can be dealt via diversification? In "addition " discuss the current stock

1. In reference to stocks; what is the difference between the market risk versus the stock-specific risk? Which of the two risks can be dealt via diversification?

2 pages and references  ! 

2.. " discuss the current stock market and bond market environment due to  Fed Reserves' plans with stimulus.  

3. please also answer the file 

and attached excel for second question in the file and references for the first