Consider the Following to Answer the Question(s) Below

Multiple Choice

Consider the following to answer the question(s) below:
The quarterly sales of all types of bicycles sold at a small sporting goods store in Charlottetown for the 16 quarters from January 2012 to December 2015 are depicted in the time series graph below.
-Which of the following statements do not describe this data and model?

A) The seasonal component is the most dominant.
B) All of the coefficients are significant for α = 0.05.
C) The model is additive.
D) The regression model has both trend and seasonal components.
E) The regression model has no dummy variables.