Inet dec. 201 among the following clusters, a [(h)co(co)1s], b =[(h);os«(co)1s), c=ih)2oss(co)16] h is encapsulated in a) a only 47. b) b only c) b and c only d

INET Dec. 201 Among the following clusters, A [(H)Co(CO)1s], B =[(H);Os«(CO)1s), C=IH)2OSs(CO)16] H is encapsulated in a) A only 47. b) B only c) B and C only d) A and B only explain???