What would be a developer's first step in troubleshooting the failed workflow?

What would be a developer’s first step in troubleshooting the failed workflow?

A daily campaign has sent out 0 emails to customers this week when it should be sending over 1000 emails a day. None of the activities are flashing red 10 indicate they are showing an error.

What would be a developer’s first step in troubleshooting the failed workflow?
A . Close the Adobe Campaign program and restart it
B . Check the logs for each individual activity to identify any errors
C . Check the workflows Journal to analy run It

Answer: C