A relationship is a connection between: Select one: 3. two tables using a field that is common to both. b. two or more database files with a common primary field. c. two records within the same database. . two or more tables using a common record. Erica is building a database for day spa. Given the partial E/R diagram shown, check off all of the business rules that apply: Select one or more: a. Each transaction is performed by many employees. b. Each transaction is performed by one and only one employee. c. Each employee can perform one and only one transaction. d. Each employee can perform many transactions. When you make a change to the content of a record in an Access table, when are the changes saved? Select one: a. When you click the Save or Save As button from the File tab or the button on the Quick Access Toolbar b. When you press F11 or click the Save button on the Quick Access Toolbar c. When you move the insertion point to a different record d. When you move the insertion point to a different table, form, query, or report in the database Which data validation method forces data entry in a field? Select one: 3. Default value b. Required c. Validation rule 1. Data macro