What Does the Following Expression (H₀:β₁=β₂=0)mean

What does the following expression (H₀:β₁=β₂=0) mean?

A) One of the independent variables is useful in predicting the dependent variable
B) Both the independent variables are useful in predicting the dependent variable
C) None of the independent variables are useful in predicting the dependent variable
D) There is a third independent variable predicting the dependent variable