In a recent year, about 1.9% of all infants born in the U.S. were conceived through assisted reproductive technology (ART).

Of the ART deliveries, about 26.4% resulted in multiple births.

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

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

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