The correct option is A Diamminechlorido(methanamine)platinum(II) chloride
First of all we should start naming it alphabetically. Here Ammonia, chloride and methanamine ligands are present in inside the sphere. The charge of the central metal ion is +2 and this is cationic complex. So IUPAC name of the complex is Diamminechlorido(methanamine)platinum(II) chloride.