In a recent year, about 1.6% of all infants born in the U.S. were conceived through in vitro fertilization (IVF). Of the IVF deliveries, about 41.1% resulted in multiple births.

(a) Find the probability that a randomly selected infant was conceived
through IVF and was part of a multiple birth. 

(b) Find the probability that a randomly selected infant conceived through IVF was not part of a multiple birth.

(c) Would it be unusual for a randomly selected infant to have been conceived through IVF and to have been part of a multiple birth? Explain.

Use the Multiplication Rule.