The resolution shall do all of the following:
(a) Describe the boundaries of the territory proposed to be annexed.
(b) Designate the proposed annexation by an appropriate number.
(c) Declare that the area to be annexed to the district will be benefited by such annexation.
(d) Name the time and place for the hearing of objections by any person interested in the proposed annexation, to the inclusion in the district of any land described in the resolution.