(2) Criminal conspiracy is a:
(a) Class A felony if an object of the conspiracy is commission of murder, treason or a Class A felony.
(b) Class B felony if an object of the conspiracy is commission of a Class B felony.
(c) Class C felony if an object of the conspiracy is commission of a Class C felony.
(d) Class A misdemeanor if an object of the conspiracy is commission of a Class A misdemeanor. [1971 c.743 §59]