A student member of the county board shall be selected in accordance with procedures established by the county board. Each student member shall: Be an 11th or 12th grade student in good standing and regularly enrolled in the Wicomico County public school system; Serve for 1 year beginning July 1 after the selection of the member; Be a nonvoting member; and Advise the county board on the thoughts and feelings of students in the Wicomico County public schools. Unless invited to attend by an affirmative vote of a majority of the elected members of the county board, a student member may not attend a closed session of the county board.