10. let c denote the complex numbers and let g = gl(2, c) be the group of all invertible 2 x 2 matrices with complex entires then which of the following are tru

10. Let C denote the complex numbers and let G = GL(2, C) be the group of all invertible 2 x 2 matrices with complex entires then which of the following are true? (A) Any finite abelian subgroup A of GL(2, C) is diagonalizable There exists an infinite abelian subgroup of GL(2, C) that is not diagonalizable There exists a finite subgroup H of GL(2, C) that is diagonalizable (B) (C) (D) All of the above