Utilize the input text as a context reference, choose the right relationship between Windows XP and Microsoft from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

Revenue from versions of Windows bundled with PCs tumbled by 22 percent, which Microsoft attributed to the end of Windows XP support .

Answer: developer