Utilize the input text as a context reference, choose the right relationship between 'Elon Musk' and 'Chief Executive Officer' from the options.
Options: chief executive officer, platform, director/manager, position held

“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.
position held