Final answer:
Leroy suggests that if the stick is found, Rhoda will be arrested.
Step-by-step explanation:
Leroy suggests that if the stick is found, Rhoda will be arrested. This can be inferred from the statement that the stick will turn blue and then Rhoda will be fried in the electric chair. The idea is that the stick has some sort of power or significance that will lead to Rhoda's arrest and punishment.