Help with computer discussion homework

"Business Impact Analysis (BIA), Business Continuity" Please respond to the following:

• Briefly describe the main purpose of Business Impact Analysis (BIA), Business Continuity Planning (BCP) and Disaster Recovery Planning (DRP) policies. Determine how these policies are similar and how are they different.
• Suggest a generally well-known example of an incident in the past 10-15 years, such as Hurricane Katrina, that highlights the importance of conducting the appropriate planning and development of these policies (i.e., BIA, BCP, and DRP). Identify the areas in your example that would be affected the most without a policy such as the ones mentioned above.