"I think we got a little carried away with the X," Chief Executive Officer Elon Musk told reporters ahead of a launch event near the company's Fremont factory, where luxury Model Xs have been moving down the production line in recent weeks, nearly two years behind the company's original schedule.
Analyze the relationship between 'Elon Musk' and 'Chief Executive Officer' within the context of the input sentence.
Options: product/material produced, position held, director/manager, member of