[Solved] Which of the following control activities would best protect against the preparation of improper or inaccurate cash disbursements? A) All checks must be signed by an officer designated by the board of directors. B) All signed checks must be reviewed and compared with supporting documentation by the treasurer before mailing. C) All checks must be sequentially numbered and accounted for by internal auditors. D) All checks must be perforated or otherwise effectively canceled when they are returned with the bank statement. Congressional Committee: A legislative sub-organization in the United States Congress that handles specific duties and conducts hearings to discuss and draft legislation. Immigrant Groups: Populations that have moved from one country to another, often forming communities and preserving cultural practices in their new locations. Phenotype: The observable characteristics or traits of an organism, resulting from the interaction of its genotype with the environment. Visible Structure: The physical or organizational form of something as it appears to the naked eye.