Is the system stabilizable? Describe all the possible eigenvalues of A − BK.
A) The system is stabilizable if all the eigenvalues of A − BK have negative real parts.
B) The system is stabilizable if all the eigenvalues of A − BK have positive real parts.
C) The system is stabilizable if the eigenvalues of A − BK are purely imaginary.
D) The system is stabilizable if the eigenvalues of A − BK have non-zero real parts.