Which of the following are components of a time series?

(A) Irregular component
(B) Cyclical component
(C) Chronological Component
(D) Trend Component

Choose the correct answer from the options given below:

(A), (B) and (D) only

The correct answer is Option (1) → (A), (B) and (D) only

$\text{Components of time series are: Trend, Seasonal, Cyclical, Irregular.}$

$(A)\;\text{Irregular component}.$

$(B)\;\text{Cyclical component}.$

$(C)\;\text{Chronological Component not a component of time series}.$

$(D)\;\text{Trend Component}.$

$\text{Correct options: (A), (B), (D).}$