Use the Discriminant to Determine the Number and Type of Solutions

Multiple Choice

Use the Discriminant to Determine the Number and Type of Solutions
Compute the discriminant. Then determine the number and type of solutions for the given equation.
- $$x ^ { 2 } + 2 x + 1 = 0$$

A) 0 ; one real solution
B) 4 ; two unequal real solutions
C) $- 4$ ; two complex imaginary solutions