Draw a document flowchart to depict each of the following situations.
a. An individual from the marketing department of a wholesale company prepares five copies of a sales invoice, and each copy is sent to a different department.
b. The individual invoices from credit sales must temporarily be stored until they can be matched against customer payments at a later date.
c. A batch control tape is prepared along with a set of transactions to ensure completeness of the data.
d. The source document data found on employee application forms are used as input to create new employee records on a computer master file.
e. Delinquent credit customers are sent as many as four different inquiry letters before their accounts are turned over to a collection agency.
f. Physical goods are shipped back to the supplier if they are found to be damaged upon arrival at the receiving warehouse.
g. The data found on employee time cards are keyed onto a hard disk before they are processed by a computer.
h. The data found on employee time cards are first keyed onto a floppy diskette before they are entered into a computer job stream for processing.
i. A document flowchart is becoming difficult to understand because too many lines cross one another. (Describe a solution.) 
j. Three people, all in different departments, look at the same document before it is eventually filed in a fourth department.
k. Certain data from a source document are copied into a ledger before the document itself is filed in another department.