For the complex number, state the real part, the imaginary part, and identify the number as real, pure imaginary, or nonreal complex.- 
A. Real part: 1; Imaginary part: - 
; Nonreal complex
B. Real part: 0; Imaginary part: 0; - 
; Pure imaginary
C. Real part: - 
; Imaginary part: 0; - 
; Real
D. Real part: -1; Imaginary part: 
; Nonreal complex
Answer: B
Mathematics
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