Use an Associative Property to Write an Equivalent Expression $7 \cdot ( 8 z )$

Multiple Choice

Use an associative property to write an equivalent expression.
- $7 \cdot ( 8 z )$

A) $( 7 \cdot 8 ) z$
B) $( z \cdot 8 ) \cdot 7$
C) $7 \cdot ( z \cdot 8 )$
D) $( 8 z ) \cdot 7$