What should you do?

You work for a manufacturing plant that batches application log files together into a single log file once a day at 2:00 AM. You have written a Google Cloud Dataflow job to process that log file. You need to make sure the log file in processed once per day as inexpensively as possible.

What should you do?
A . Change the processing job to use Google Cloud Dataproc instead.
B . Manually start the Cloud Dataflow job each morning when you get into the office.
C . Create a cron job with Google App Engine Cron Service to run the Cloud Dataflow job.
D . Configure the Cloud Dataflow job as a streaming job so that it processes the log data immediately.

Answer: C