Which of the following terms refers to the specific standard of measurement used to measure objectives?

A) Sentiment.
B) Viewthrough.
C) Timeline.
D) Context.
E) Metric.

Metric. A metric is a specific standard of measurement used to measure objectives. Sentiment refers to the overall attitude or emotions associated with a brand, product, or topic. Viewthroughs measure how many users view an ad or video without necessarily clicking on it. Timeline refers to a chronological sequence of events. Context refers to the circumstances surrounding a specific event or situation.