An insurance claims file contains a field 'Claim Number' which is a combination of the branch, year, month, category and claim number. The category of the claim - fire, marine, burglary and more is not available as a separate field in the file. How would you prepare the data for a category based summary of claims using IDEA? @mid @ltrim @right @left An insurance claims file contains a field 'Claim Number' which is a combination of the branch, year, month, category and claim number. The category of the claim - fire, marine, burglary and more is not available as a separate field in the file. How would you prepare the data for a category based summary of claims using IDEA? @mid @ltrim @right @left