Answer the following question: Information: - League of Legends (abbreviated LoL) is a multiplayer online battle arena video game developed and published by Riot Games for Microsoft Windows and macOS. The game follows a freemium model and is supported by microtransactions, and was inspired by the "" mod, "Defense of the Ancients". - Indonesia (or ; Indonesian: ), officially the Republic of Indonesia, is a unitary sovereign state and transcontinental country located mainly in Southeast Asia with some territories in Oceania. Situated between the Indian and Pacific oceans, it is the world's largest island country, with more than seventeen thousand islands. At , Indonesia is the world's 14th-largest country in terms of land area and world's 7th-largest country in terms of combined sea and land area. It has an estimated population of over 260 million people and is the world's fourth most populous country, the most populous Austronesian nation, as well as the most populous Muslim-majority country. The world's most populous island of Java contains more than half of the country's population. - eSports (also known as electronic sports, esports, e-sports, competitive (video) gaming, professional (video) gaming, or pro gaming) are a form of competition that is facilitated by electronic systems, particularly video games; the input of players and teams as well as the output of the eSports system are mediated by human-computer interfaces. Most commonly, eSports take the form of organized, multiplayer video game competitions, particularly between professional players. The most common video game genres associated with eSports are real-time strategy, fighting, first-person shooter (FPS), and multiplayer online battle arena (MOBA). Tournaments such as The International, the "League of Legends" World Championship, the Battle.net World Championship Series, the Evolution Championship Series, the Intel Extreme Masters, and the Smite World Championship provide live broadcasts of the competition, and prize money and salaries to competitors. - Singapore, officially the Republic of Singapore, and often referred to as the "Lion City" or the "Little Red Dot", is a sovereign city-state in Southeast Asia, and the world's only island city-state. It lies one degree (137km) north of the equator, south of the southernmost tip of continental Asia and peninsular Malaysia, with Indonesia's Riau Islands to the south. Singapore's territory consists of a diamond-shaped main island along with 62 other islets. Since independence, extensive land reclamation has increased its total size by 23% (130km), and its greening policy has covered the densely populated island with tropical flora, parks and gardens. - Battle.net is an internet-based online gaming, digital distribution, and digital rights management platform developed by Blizzard Entertainment. Battle.net was launched on November 30, 1996, with the release of Blizzard's action-role-playing video game "Diablo". - Riot Games is a video game publisher , developer , and esports tournament organizer that was established in 2006 . Their main office is based in West Los Angeles , California . They currently have additional offices located in Berlin , Brighton , Dublin , Hong Kong , Istanbul , Mexico City , Moscow , New York , St. Louis , Santiago , Sao Paulo , Seoul , Shanghai , Sydney , Taipei , Tokyo and Singapore . League of Legends , was released in North America and Europe on October 27 , 2009 . Other than LoL the company has developed a free mobile game called Blitzcrank 's Poro Roundup , which was released on iOS , and Android in August 2015 . Riot is also involved in League 's competitive esports scene by organizing the League of Legends World Championship and the League of Legends Championship Series for Europe and North America and well as coordinating the filming and broadcasting of those events . They also section leagues organized by third parties in other regions across the world . Riot develops and releases regular balance patch updates for League of Legends . After reading the paragraphs above, we are interested in knowing the entity with which 'riot games' exhibits the relationship of 'platform'. Find the answer from the choices below. Choices: - internet - java - microsoft windows
Answer:
microsoft windows