What is the relationship between 'Hero MotoCorp' and 'Pawan Munjal' in the context of the input sentence.
Options: chief executive officer, parent organization, publisher, headquarters location

The wholesale is not as much as the previous year, but we have been doing much better on retail sales,” Hero MotoCorp chairman and managing director Pawan Munjal said, in response to queries on the company’s performance in terms of despatch sales in August.
chief executive officer