Definition: You are given a question on econometrics. Econometrics is the application of statistical methods to economic data in order to give empirical content to economic relationships. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Input: An ARMA(p,q) (p, q are integers bigger than zero) model will have
(A)An acf and pacf that both decline geometrically (B)An acf that declines geometrically and a pacf that is zero after p lags (C)An acf that declines geometrically and a pacf that is zero after q lags (D)An acf that is zero after p lags and a pacf that is zero after q lags

A