(Q).
Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Slivna River -  The Slivna River is a tributary of the Chineja River in Romania.
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Natural Place


(Q).
Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Phrynobatrachus cryptotis -  Phrynobatrachus cryptotis is a species of frog in the Petropedetidae family.It is endemic to Democratic Republic of the Congo.Its natural habitats are subtropical or tropical dry forests moist savanna rivers swamps freshwater marshes and intermittent freshwater marshes.
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Animal


(Q).
Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Don Hover -  Donald R. Hover (born December 13 1954 in Seattle Washington) is a former American football linebacker in the National Football League for the Washington Redskins. He played college football at Washington State University and was drafted in the eighth round of the 1978 NFL Draft.
(A).
Athlete