Write the Complex Number in Rectangular Form $\sqrt { 2 } \operatorname { cis } 270 ^ { \circ }$

Multiple Choice

Write the complex number in rectangular form.
- $\sqrt { 2 } \operatorname { cis } 270 ^ { \circ }$

A) $- \sqrt { 2 }$
B) $- \mathrm { i } \sqrt { 2 }$
C) $- \mathrm { i }$
D) $- 2 \mathrm { i }$