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.
Take context from the input text and decide on the accurate relationship between 'Elon Musk' and 'SpaceX' from the options provided.
Options: member of, product/material produced, employer, owner of