When in the SQL Monitoring tab of the Performance Hub you see a clock icon in the status column. What does this mean? (Choose the best answer.) 

Answer options:

A. The SQL statement is executing.
B. The SQL statement did not complete either due to an error.
C. The SQL statement is queued.
D. The SQL statement completed its execution.

C

Reference: https://docs.oracle.com/en-us/iaas/Content/Database/Tasks/perfhub.htm