Solve the Inequality $$\left| x ^ { 4 } + 6 x ^ { 2 } + 9 \right| < 0$$

Multiple Choice

Solve the inequality. Write the solution set in interval notation.
- $$\left| x ^ { 4 } + 6 x ^ { 2 } + 9 \right| < 0$$

A) $( - \infty , \infty )$
B) $( - 3,3 )$
C) $( - \infty , - 3 ) \cup ( 3 , \infty )$
D) $\varnothing$