Use the Distributive Property to Write the Expression Without Parentheses $10 ( 5 - 9 y )$

Multiple Choice

Use the distributive property to write the expression without parentheses. Then simplify, if necessary.
- $10 ( 5 - 9 y )$

A) $50 - 90 y$
B) $50 - 9 y$
C) $140 \mathrm { y }$
D) $15 - 19 y$