The audit firm is requested to conducted services that will require the expression of an opinion of the financial statements, non-financial data and non-financial statements of the management of Bobby Tom Limited. The expression of opinion is to be circulated to all stakeholders. The type of service the audit firm is being asked to conduct is best described as:

Select one:

a. Auditing services.

b. Assurance services

c. Attestation services.

d. Actuary services.