Which of the following correctly describes a multiple-regression NOVA test?

A) It amounts to testing the hypothesis that all of the true regression coefficients are zero and that, therefore, none of the independent variables helps explain the variation of the dependent variable. B) Both (b) and (c). C) It is a test of the overall significance of a regression, rather than a test of the significance of individual coefficients. D) It is a test of the significance of individual coefficients, rather than of the overall significance of a regression.