Consider the portion of a CloudTrail log file below. Which type of event is being captured?
"eventTime":"2016-07-16T17:35:32Z",
"eventSource":"signin.amazonaws.com",
"eventName":"ConsoleLogin",
"awsRegion":"us-west-1",
"sourceIPAddress":"192.1.2.10",
…

A. AWS console sign-in
B. AWS log off
C. AWS error
D. AWS deployment