Among the following complexes (K-P)\[{{K}_{3}}\left[ Fe{{\left( CN \right)}_{6}} \right]\] (K), \[\left[ Co{{\left( N{{H}_{3}} \right)}_{6}} \right]C{{l}_{3}}\text{ }\left( L \right),\]\[N{{a}_{3}}\left[ Co{{\left( oxalate \right)}_{3}} \right]\] (M), \[[Ni{{({{H}_{2}}O)}_{6}}]C{{l}_{2}})(N),\]\[{{K}_{2}}[Pt{{\left( CN \right)}_{4}}\left( O \right)\] and \[[Zn{{({{H}_{2}}O)}_{6}}]{{(N{{O}_{3}})}_{2}}(P)\] thediamagnetic complexes are

• A. K, L, M, N        
• B. K, M, O, P
• C. L, M, O, P        
• D. L, M, N, O