Information Is Given About a Polynomial F(x) Whose Coefficients Are $i , 1 + i$

Multiple Choice

Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f.
-Degree 4; zeros: $i , 1 + i$

A) $- \mathrm { i } , - 1 + \mathrm { i }$
B) $1 - i$
C) $- \mathrm { i } , 1 - \mathrm { i }$
D) $- 1 + i , 1 - i$