Which of the Following Equations Will Deseasonalise a Time Series $( T \times C \times S \times R ) / T = C \times S \times R$

Multiple Choice

Which of the following equations will deseasonalise a time series, where T, C, S and R are respectively the trend, cyclical, seasonal and random variation components of the time series?

A) $( T \times C \times S \times R ) / T = C \times S \times R$
B) $( T \times C \times S \times R ) / C = T \times S \times R$
C) $( T \times C \times S \times R ) / S = T \times C \times R$
D) $( T \times C \times S \times R ) / R = T \times C \times S$