Final answer:
Entity-level controls are controls put in place at the highest level of an organization to ensure effective and efficient operations. Examples include management's risk assessment process, controls to monitor results of operations, and the period-end financial reporting process.
Step-by-step explanation:
Entity-level controls are the controls put in place at the highest level of an organization to ensure that the entity operates effectively and efficiently. They provide a framework for risk management and control throughout the organization. Examples of entity-level controls include management's risk assessment process, which involves identifying and assessing risks that could affect the achievement of the organization's objectives. Controls to monitor results of operations are also entity-level controls, as they help ensure that the organization's operations are carried out effectively. The period-end financial reporting process is another example of an entity-level control, as it involves processes and controls that ensure the accuracy and completeness of financial statements.
Therefore, all of the given options are examples of entity-level controls.