crime犯罪可以分为 A: criminal and offender B: felony and misdemeanor C: murder and manslaughter D: express malice and implied malice

It took the jury just ten minutes to find the 58-year-old balding civil servant not guilty of murder, but guilty of manslaughter ______ diminished responsibility. A: on the grounds of B: with regard to C: in respect of D: in opposition to