Referring to SCENARIO 13-4, which of the independent variables in the model are signicant at the 5% level? A. Income only B. Size only f C. Income and Size D. None Reset Selection [A Mark for Review What's This? Click to see additional instructions Refening to SCENARIO 134, the predicted house size (in hundxeds of square feet) for an individual eaming an annual income of $40,000 and having a family size of4 is |:] to two decimal places. l? Mark for Review What's This?