The board shall have the power to appoint: (i) a board of health;
(ii) a council on aging; (iii) a conservation commission; (iv) a recreation
commission; (v) election officers; (vi) registrars of voters; and
(vii) such other boards, commissions and committees as are authorized
by the General Laws, this charter, town by-laws or the town meeting,
for whom appointment is not otherwise provided.