ADMINISTRATIVE LAW - RIGHT TO INFORMATION - REFUSAL OF ACCESS - EXEMPT INFORMATION - CABINET INFORMATION - email relating to Cabinet meeting - whether information disclosure of which would reveal Cabinet consideration or prejudice confidentiality of Cabinet considerations or operations - whether exempt information to which access may be refused - sections 47(3)(a) and 48 and schedule 3, section 2(1)(b) of the Right to Information Act 2009 (Qld)