Which describes the random component of a time series? a. Climatic condition b. Recurring and periodic, possessing a reg

[answerhappygod]

Which describes the random component of a time series? a.
Climatic condition b. Recurring and periodic, possessing a regular
period or variation in a time series c. Wars, strikes, and other
highly unpredictable events d. Man‑made conventions causing
short‑run upward and downward patterns in activities such as sales
e. The long‑run general movement in a time series (e.g.
sales)