On 14 May 1997, an agreement was announced forming Star Alliance from five airlines on three continents: United Airlines, Scandinavian Airlines, Thai Airways, Air Canada, and Lufthansa. The alliance chose Young & Rubicam for advertising, with a budget of $25 million (18 million). The airlines shared the star logo from the beginning, with its five points representing the founding airlines. The alliance adopted its first slogan, ''The Airline Network for Earth'', with its goal ''an alliance that will take passengers to every major city on earth''.

Choose your answer: Is the following statement correct based on the text

is united airlines part of the star alliance

Available choices: I. no; II. yes;
II.