Take context from the input text and decide on the accurate relationship between 'FedEx' and 'FedEx Ground' from the options provided.
Options: chairperson, currency, subsidiary, original broadcaster

FedEx Freight has provided more than 20 million miles of road and intermodal support and delivered more than 750,000 non-conveyable shipments for FedEx Ground so far in fiscal year 2021.
subsidiary