The main reasons why English has become an international language are the following: 1. British colonialism: In the past, the British Empire had a vast colonial empire, and English was the language of administration and education in these colonies. This led to the widespread use of English around the world. 2. United States' influence: The United States is a powerful country with a significant global influence. English is the primary language in the United States, and its media, technology, and cultural exports have further spread the use of English. 3. Economic and business importance: English is the language of international business and finance. It is used as the lingua franca in many global industries, making it essential for communication and trade. 4. Educational and scientific influence: English is the language of academic research and higher education. Many important academic journals, research papers, and conferences are conducted in English, facilitating the exchange of knowledge on a global scale. 5. Media and entertainment: English-language media, such as movies, music, and literature, has a broad reach and popularity. This helps to promote the use and learning of English. 6. Availability of resources: There is a vast amount of English language learning resources available, including textbooks, online courses, and language schools. This accessibility makes it easier for people to learn and use English. So the answer is B. The next question is: Which of the following is NOT a unit of length?