Take context from the input text and decide on the accurate relationship between 'Tata Daewoo' and 'Tata Motors' from the options provided.
Options: headquarters location, parent organization, currency, subsidiary

Global Tata Motors commercial vehicles sales including the Tata Daewoo range for the month of June 2015 amounted to 31,083 vehicles which also remained flat compared to June 2014.
parent organization