what is meant by the trend component of a time series? A. The trend component represents changes in time-series data that are unpredictable and cannot be associated with seasonal, cyclical, or random component.
B. The trend component is the long-term increase in a variable being measure over time
C. The trend component is repeated throught a time series and a ewcurrence period of at most one year
D. The trend component is a wavelike pattern within the time series that repeats itself throught the time series and has a recurrence periode of more than one year