Write the Word or Phrase That Best Completes Each Statement $\sqrt { - 294 }$

Multiple Choice

Write the word or phrase that best completes each statement or answers the question.
Provide an appropriate response.
- $\sqrt { - 294 }$

A) $- 7 \sqrt { 6 }$
B) $- 7 \sqrt { 6 } \mathrm { i }$
C) $7 \sqrt { 6 }$
D) $7 \sqrt { 6 } \mathrm { i }$