Simplify Assume That All Variables Represent Positive Real Numbers $(3 \sqrt{3}+8)(5 \sqrt{3}-5)$

Multiple Choice

Simplify. Assume that all variables represent positive real numbers.
- $(3 \sqrt{3}+8) (5 \sqrt{3}-5)$

A) $85+25 \sqrt{3}$
B) $5+55 \sqrt{3}$
C) $5+25 \sqrt{3}$
D) $30 \sqrt{3}$