Write an Equivalent Expression $$( 8 + u ) + v$$

Multiple Choice

Write an equivalent expression. Use an associative law.
- $$( 8 + u ) + v$$

A) $( 8 + v ) + u$
B) $v + ( 8 + u )$
C) $8 + ( \mathrm { u } + \mathrm { v } )$
D) $( u + 8 ) + v$