There are many types of information that require assurance. Individually or in groups, identify the following types of assurance services.

a. Identify three or more assurance services that are likely to be provided only by public accounting firms.

b. Identify three or more assurance services that are likely to be provided by assurance providers other than public accounting firms.

c. Identify three or more assurance services that may be provided by public accounting firms or other assurance providers.