SELECT DISTINCT T1.Fname FROM STUDENT AS T1 JOIN VOTING_RECORD AS T2 ON T1.StuID  =  T2.CLASS_Senator_VOTE
Find the distinct first names of the students who have class senator votes.
SELECT DISTINCT T1.Fname FROM STUDENT AS T1 JOIN VOTING_RECORD AS T2 ON T1.StuID = T2.CLASS_Senator_VOTE
select distinct t1 . fname from student as t1 join voting_record as t2 on t1 . stuid = t2 . class_senator_vote
Find the distinct first names of the students who have class senator votes .