SpaceX CEO Elon Musk this week said the company is still trying to understand what caused the Falcon 9 rocket to explode after liftoff on June 28, given conflicting data radioed back to the ground before the blast.
Refer to the input text as context and select the correct relationship between 'Elon Musk' and 'SpaceX' from the available options.
Options: member of, employer, owner of, product/material produced