Consider two investments B and D.The expected return and standard deviation is 35% and 10% for B and42% and 14% for Drespectively. Assume both investment returns are normally distributed. Which of the following would be the upper range of possible return values for B and D investment with 99% certainty?

a 32.88and48.18

b.48.50 and 38.55

c.67.20 and 87.78

d.60.75 and 78.05

e.65.50 and 72.50