did i do these 2 question correctly let me know an answer thank you

(5) Which of the following statements is correct? (A) MIRR is not affected by WACC while IRR is. (B) For any WACC that is greater than zero, MIRR will be less than IRR\ (C) If a non-normal cash flow stream changes sign 3 times, it will have 3 distinct IRRs. (D) If the IRR of a normal cash flow stream is equal to zero, then its NPV must also be equal to zero. (E) None of the above statements is correct. (6) Which of the following statements is most correct? y=Mx+c ri=r1f+(rmrrf)(bi) (A) The slope of the Security Market Line represents the Market Risk Premium. (B) The slope of the Security Market Line is affected by investors' risk aversion. (C) If inflation is expected to increase, the Security Market Line will move upwards. (D) Only (B) and (C) are correct. (E) (A), (B) and (C) are correct. F