During a particular month, a hospital recorded a total of $120$ births. Assuming that births occur randomly and independently at a constant average rate, use the Poisson distribution to determine the probability that on a randomly selected day, exactly $3$ births occur. Assume that $1$ month is equal to $30$ days.

• A. $0.1529$
• B. $0.2195$
• C. $0.1954$
• D. $0.9052$

Answer: (C)