please help! espechilly with the corporate credit ratings of US vs Europe during covid

Find the following article published by the Wall Street Journal in September 2021: "Stocks Close Sharply Lower as Bond Yields Hit Three-Month High. The Wall Street Journal, September 22, 2021. Questions: 1) Compare Corporate Credit Ratings of USA and Europe during Covid (refer to the materials of International Bond Market). 2) Discuss the risk-return tradeoff between stock and bond markets (refer to the Wall Street Journal article). Find the following article published by the Wall Street Journal in September 2021: "Stocks Close Sharply Lower as Bond Yields Hit Three-Month High. The Wall Street Journal, September 22, 2021. Questions: 1) Compare Corporate Credit Ratings of USA and Europe during Covid (refer to the materials of International Bond Market). 2) Discuss the risk-return tradeoff between stock and bond markets (refer to the Wall Street Journal article)