In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

Cities on its shores include Kibwesa, Wapembe, and Mpala, and the Mushara, Murembwe and Dama end in it. A source of great biodiversity, its namesake sardine is an important food source for locals. Despite its depth, the lower regions are mysteriously only a few degrees colder than the surface. In rainy years water from it flows into the Lukuga River and then into the Lualaba. John Speke and Richard Burton were the first two westerners to find it, and Henry Stanley found David Livingstone at Ujiji on its shores. It felt a 6.5 magnitude earthquake in 2005 due to a shift in the fault that is responsible for the Great Rift Valley, and it borders four countries including Burundi and Tanzania. FTP, name this member of the African Great Lakes, the world's second biggest lake by volume.
Social Science

Bloodstone, agate, and onyx are chalcedonic varieties of this mineral. Other color variations arise from substituting atoms for silicon; iron for citrine and amethysts, titanium for the rose variety. When cemented it makes sandstone and when fused, silica glass. For ten points, identify this mineral composed of crystalline silicon dioxide.
Science

serving as a lecturer at the University of Missouri, this man wrote about how the human instinct towards hard work was being wasted, in The Instinct of Workmanship and the State of the Industrial Arts. One of his works posits that a certain autocratic state during World War I had a temporary technological advantage over democracies, while another work is subtitled "A Memorandum on the Conduct of Universities by Business Men. " In addition to "Imperial Germany and the Industrial Revolution" and (*) The Higher Learning in America, he also wrote about the titular group of intellectuals assuming management positions in The Engineers and the Price System. This author of The Theory of Business Enterprise made use of the term "pecuniary emulation" in his most famous work, which also introduced a term that describes why some individuals spend money just for displaying their wealth. "Conspicuous consumption" was coined by, for 10 points, what sociologist, the author of The Theory of the Leisure Class

Social Science