The reaction rate involving reactants $A$ and $B$ is given by $-k[A]^{\alpha} [B]^{\beta}$. Which one of the following statements is valid for the reaction to be first-order reaction?

1. $\alpha=0$ and $\beta=0$
2. $\alpha=1$ and $\beta=0$
3. $\alpha=1$ and $\beta=1$
4. $\alpha=1$ and $\beta=2$