Custom Metrics
Answer: The correct answer is Custom Metrics
- Custom Dimension
- Custom Channel Groupings
- Custom Metric
- Calculated Metric
Explanation: custom metrics allow us to see more flexible and more readable custom reports and as such are an easy and reliable way to track the most important metrics.
Custom Metric is the feature that helps us to collect the number of comments that the users have posted to a web page.
Read More Here: https://support.google.com/analytics/answer/2709828?hl=en#example-metrics
Click Here to Read: What Scope Applies To Custom Metrics?