IMathAS-libretexts

Which shows the Associative Property of Multiplication?

(3 $\displaystyle \times$ 1) $\displaystyle \times$ 9 = 3 $\displaystyle \times$ (1 $\displaystyle \times$ 9)
3 $\displaystyle \times$ 0 = 0
3 $\displaystyle \times$ 1 = 1 $\displaystyle \times$ 3
3 $\displaystyle \times$ 1 = 3