PLZZ HELP! Match each problem (term) with its sum or difference (definition).

Match Term Definition
8.34 + 13.74 A) 84.774
83.4 + 1.374 B) 69.66
8.34 − 1.374 C) 6.966
83.4 − 13.74 D) 22.08

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.