3. An Excel spreadsheet with the BBB information needed for this Exercise can be accessed here. Create a new Access database, and import each worksheet in the spreadsheet into the database. Set appropriate primary keys. 4. After importing all the data, create relationships among tables to implement your data model. 5. Prepare queries to answer the following questions: a. What was BBB's total revenue? b. What is BBB's account receivable balance for each retailer customer as of the end of June? c. Which BBB product generated the largest sales volume? (List all products in descending order of sales dollars)