Inconsistent air fare charged by employees to their Company for air travel from HQ to Factory in a given month can be isolated through - a.) Duplicate Key Detection b.) All of the listed choice c.) Duplicate Key Exclusion 2.) In an Insurance Company - the Claim Transaction Table, Product Master Table, Location Master Table, Risk Event Master Table, Surveyor Master Table can be combined into a single file through a single pass of IDEA using - a.) Visual Connect b.) Append c.) Compare