Subject to paragraph (2) of this subsection, the county board shall meet: At least once each month during the months of July and August; and At least twice each month during the months of September through June. The county board shall meet at least 24 times each year. Except for those actions authorized by subsection (c) of this section, all actions of the county board shall be taken at a public meeting and a record of the meeting and all actions shall be made public. The county board may take actions in closed session in accordance with § 3–305 of the General Provisions Article, including action to close a meeting.