21-2.3 end-user development is only appropriate for certain types of data processing or information production systems. which of the following is not a valid use of end-user development?
a. processing transactions to update accounts receivables and accounts payables
b. retrieving information from company databases to produce simple reports or to answer one-time queries
c. developing applications using software such as a spreadsheet or a database system
d. performing "what-if," sensitivity, or statistical analyses
e. preparing schedules, such as depreciation schedules and loan amortizations