Answer:
B) The performance of some business activity generally serves as the trigger for data input.
Step-by-step explanation:
The data input is collected based on business activity. The resources it affects and the parties who participates in the transaction
C) A general ledger program is queried to produce a trial balance at the end of an accounting period.
In this instante the ledger is not providing new data it is generating from existing data to produce the trial balance
A) The transaction system automatically checks each hour to see if any new data is available for input and processing.
The system can't check for new bill in the outside world. The persons provide with data not the system itself.