Utilize the input text as a context reference, choose the right relationship between 'British Airways' and 'London' from the options.
Options: location of formation, chief executive officer, platform, creator

Qantas passengers receive natural skincare products from Payot in first class, and Aurora in business; British Airways dishes up Aromatherapy Associates offerings in the women’s first-class kit and London grooming specialist The Refinery for the men’s kit, both brands based on essential oils.
location of formation