A Ssume All Variables Represent Nonnegative Real Numbers $\sqrt{3}(\sqrt{7}-\sqrt{5})$ A) $\sqrt{36}$ B) $12 \sqrt{3}$

Multiple Choice

A ssume all variables represent nonnegative real numbers.
- $\sqrt{3}(\sqrt{7}-\sqrt{5})$

A) $\sqrt{36}$
B) $12 \sqrt{3}$
C) $3 \sqrt{7}+3 \sqrt{5}$
D) $\sqrt{21}-\sqrt{15}$