Match each coordination compound in List-I with an appropriate pair of characteristics from List-II and select the correct answer using the code given below the lists.
{en = $$H_2NCH_2CH_2NH_2$$; atomic numbers: Ti = 22; Cr = 24; Co = 27; Pt = 78}

A

P - 4, Q - 2, R - 3, S - 1

B

P - 3, Q - 1, R - 4, S - 2

C

P - 2, Q - 1, R - 3, S - 4

D

P - 1, Q - 3, R - 4, S - 2