Consider the Following to Answer the Question(s) Below

Multiple Choice

Consider the following to answer the question(s) below:
What affects 4K Ultra HD Smart TV sales? TVs are sold through a variety of outlets. Sales figures (number of units) for the Samsung 7 Series were obtained for last quarter from a sample of 30 different stores. Also collected were data on the selling price and amount spent on advertising the Samsung 7 Series (as a percentage of total advertising expenditure in the previous quarter) at each store. Below are the results.
-The calculated t-statistic to determine if amount spent on advertising is a significant independent variable in explaining Samsung 7 Series sales is

A) 3.60.
B) - 3.04.
C) 8.40.
D) 10.61.
E) 0.3680.