Children under the age of five make up 6% of the total population (83,161) in Cicero, IL. Elevated blood lead levels (BLLs) of over 3.5 g/dL are recorded in 4% of children under the age of five in Cicero, IL with a normal distribution. The mean recorded BLL in children under the age of five is 3.4 g/dL with a standard deviation of 0.9 g/dL. If 45 children in Cicero, IL receive blood tests, find the probability that their desired mean BLL will fall between 17 mol/L and 20 mol/L. Note that 1 g/dL = 5.59 mol/L.

1. 0.9999
2. 0.9044
3. 0.8606
4. 0.5045
5. 0.0001