Eligibility of students under the provisions of the Student Choice Act shall be as follows:
A. for the first year of implementation, eligibility shall be restricted to freshmen;
B. for the second year of implementation, eligibility shall be restricted to freshmen and sophomores;
C. for the third year of implementation, eligibility shall be restricted to freshmen, sophomores and juniors; and
D. for the fourth year of implementation and every year thereafter, freshmen, sophomores, juniors and seniors shall be eligible.