What is the relationship between 'Interbank' and 'financial services' in the context of the input sentence.
Options: chairperson, headquarters location, employer, product/material produced

Chief Executive Officer (CEO) of the Ghana Interbank Payment and Settlement Systems (GhIPSS) Archie Hesse has challenged indigenous players in the Information Technology (IT) industry to venture into the financial services sector and develop the needed solutions.
product/material produced