13. Assume the return on an investment is governed by the normal PDF with E[r] and given below. For each case, calculate the 5% Value-at-Risk. Interpret this number. (A) E[r]=0.10, = = 0.16 (B) E[r] 0.10, = = 0.32 (C) E[r]=0.20, = 0.16 (D) E[r]=0.20, = 0.32