The correct answer is C. Data is collected in the form of source documents, placed into groups, and then input to the computer.
A. Data is processed as soon as it is input is incorrect because data is not processed as soon as it is input in batch processing. Instead, data is collected in the form of source documents, placed into groups, and then input to the computer.
B. Data is input at the time it is collected is incorrect because data is not input at the time it is collected in batch processing. Instead, data is collected in the form of source documents, placed into groups, and then input to the computer.
C. Data is collected in the form of source documents, placed into groups, and then input to the computer is correct because this is the definition of batch processing.
D. Source documents aren’t used is incorrect because source documents are used in batch processing.
E. None of the above is incorrect because C is the correct answer.