Analyze the relationship between 'Hero MotoCorp' and 'Pawan Munjal' within the context of the input sentence.
Options: parent organization, brand, chief executive officer, position held

Welcoming the rate cut by RBI, Hero MotoCorp Chairman and MD Pawan Munjal said: "It has come at an opportune time as it will help in raising customer sentiment during the festival season."
chief executive officer