31.The net profit of an investment is normally distributed with a mean of S10,000 and a standard deviation of S5,000. The probability that the investor will not have a net loss is A 0.4772 B. 0.0228 C. 0.9772 D. 0.9544 32.The net profit of an investment is normally distributed with a mean of $10,000 and a standard deviation of $5,000. The probability that the investor's net profit will be between $12,000 and $15,000 is A. 0.1859 B. 0.3413 C. 0.8413 D. 0.4967