A Zoning Board of Adjustment is hereby established pursuant to N.J.S.A. 40:55D-69 et seq., consisting of seven regular members and two alternate members, said members to be residents of the Township of Mount Laurel. The Township Council shall appoint the regular and alternate members. The alternate members shall be designated at the time of appointment by the Township Council as "Alternate Number 1" and "Alternate Number 2." The regular members shall be appointed for four-year terms commencing January 1 of the year of their appointment, and the alternate members shall be appointed for two-year terms commencing from January 1 of the year of their appointment. The terms of the members first appointed shall be so determined that, to the greatest practicable extent, the expiration of such terms shall be distributed, in the case of regular members, evenly over the first four years after their appointment, and in the case of alternate members, evenly over the first two years after their appointment, provided that the initial term of no regular member shall exceed four years and that the initial term of no alternate member shall exceed two years. Thereafter, the term of each regular member shall be four years, and the term of each alternate member shall be two years.