You want to gather metrics on how long it takes the team to resolve issues in their project.
Which report should you use?
A . Resolution Time Report
B . Single Level Group By Report
C . Time Tracking Report
D . Time Since Issues Report
E . Average Age Report
Answer: C
Explanation:
Time Tracking Report
If Time tracking is enabled: Displays useful time tracking information on issues for a particular version of a project
Reference: https://confluence.atlassian.com/jirakb/reporting-in-jira-461504615.html