Consider the Following to Answer the Question(s) Below

Multiple Choice

Consider the following to answer the question(s) below:
National birth rates (births per 1,000) may be influenced by the average national life expectancy in years and the national literacy rate (% of population that can read and write) . Data for 49 countries were obtained and the regression results follow.
-Suppose that Life Expectancy is the first variable and Literacy Rate is the second variable. The correct alternative hypothesis for the overall significance for this model is

A) HA: at least one β ≠ 0.
B) HA: β1 = β2 = 0.
C) HA: β1 = 0.
D) HA: β2 = 0.
E) HA: all β ≠ 0.