In this part of your assignment, you will examine the firm's audit documentation in relation to the auditors' performance on several risk assessment procedures. Please complete the following tasks:

Research, cite, and summarize the auditing standards as they relate to the auditors' responsibilities in the following areas:

a.) obtaining and documenting an understanding of the client's environment, including internal controls.

b.) Materiality assessment in planning and performing the audit.

c.) The audit risk model.

d.) Preliminary analytical procedures.