At a hearing under § 25–506 of this subtitle: the board of viewers and engineers shall be present; and any person may appear in person or by counsel and object to any part of the report. The county commissioners, county council, or Mayor and City Council of Baltimore City shall consider carefully each objection presented, taking into account the apportionment of costs and benefits. If a well founded objection can be resolved at the hearing by changing the report, the board of viewers shall make the changes necessary to treat each concerned person equitably. To help make a decision, the county commissioners, county council, or Mayor and City Council of Baltimore City may poll the landowners present who are named in the report of the board of viewers, considering the apportionment of benefits and damages. The county commissioners, county council, or Mayor and City Council of Baltimore City may: disapprove the report; return the report to the board of viewers for amendment or reconsideration in view of an objection presented; or approve the report as submitted or as amended. On approval of the report by the county commissioners, county council, or Mayor and City Council of Baltimore City, the board of directors may install, operate, and maintain the watershed project described in the watershed work plan.