Write in Exponential Form $$- \sqrt { 294 \mathrm {~m} ^ { 11 } }$$

Multiple Choice

Write in exponential form. Assume all variables are positive real numbers.
- $$- \sqrt { 294 \mathrm {~m} ^ { 11 } }$$

A) $- 86,436 \mathrm {~m} ^{ { 2/11 }}$
B) $- 294^{1 / 2} \mathrm {~m}^{ 11 / 2}$
C) $294 \mathrm {~m}^{ 2 / 11}$
D) $- 294 \mathrm {~m} ^ { 11 / 2 }$