Write the Expression with Only Positive Exponents and Evaluate If $$\frac { 5 } { 4 } ( - 8 y )$$

Multiple Choice

Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real
numbers.
- $$\frac { 5 } { 4 } ( - 8 y )$$

A) $20 \mathrm { y }$
B) $- 10 y$
C) $10 \mathrm { y }$
D) $- 9 y$