At an interaction hosted by Doha Bank Group CEO R Seetharaman and his team where Qatar Airways Group CEO Akbar Al Baker was the Guest of Honour, Ambani also met with a number of top Qatari businessmen and investors.
Refer to the input text as context and select the correct relationship between 'Qatar Airways' and 'Doha' from the available options.
Options: developer, headquarters location, subsidiary, platform