Identify the complete appositive in the following sentence.
Mr. Dirksen, the principal at my school and the oldest staff member, led the staff meeting, even though he wasn't feeling very well.
a.Mr. Dirksen
b.the principal
c.the principal at my school
d.at my school
e.the principal at my school and the oldest staff member
f.the oldest staff member
g.even though he wasn't feeling very well