Which of the two statements below are correct? You can only mark two alternatives and you will get 2 point for each correct answer

Which of the two statements below are correct? You can only mark two alternatives and you will get 2 point for each correct answer. Which two of the following five statements are correct? When the interest rate decreases, bond prices go up An arbitrage opportunity is the possibility to make a profit without any risk If a bond's coupon rate is below the yield to maturity, the bond is trading at a premium Junk bonds are corporate bonds with a high credit rating All sovereign bonds are risk-free