Match the appropriate terms from the list provided to the definitions.Definitions$1.$ A component of internal control $-$ policies and procedures that help ensure that management directives are carried out$\mathrm{.}2.$ The audit procedures designed to evaluate the operating effectiveness of controls in preventing, or detecting and correcting, material misstatements at the assertion level$\mathrm{.}3.$ Areas where material misstatements due to error or fraud could occur in a flow of transactions or in the sourcing and preparation of information that affects a relevant financial statement assertion$\mathrm{.}4.$ A sampling technique used to reach a conclusion about a population in terms of a rate $($frequency$)$of occurrence.