At the time fixed for the hearing or to which it may be continued, the board of supervisors shall hear and pass upon the proposal and any objections which may be filed to the inclusion of any property within the proposed annexation.
The board of supervisors may, by order entered upon its minutes, determine that such territory or any part thereof may be annexed to the district and may order that the boundaries of the district be altered to include such territory if one or more of the following facts exist:
(a) The territory to be annexed will be benefited by annexation.
(b) The annexation will allow economies and efficiencies in the administration or operation of an existing lighting system in the territory to be annexed.
(Amended by Stats. 1979, Ch. 261.)