General Studies · Logical Deduction

Based on the passage provided below, evaluate the given statement. Passage: Officials said that the Punjab government, with the help of WWF-India, is planning a population estimation for the Indus river dolphin, one of the world's rarest mammals. In India, it is found only in a 185 km stretch of the Beas River in Punjab. According to Suresh Babu, Director of River, Wetland and Water Policy at WWF-India, the largest population of Indus dolphins (Platanista gangetica minor) is found in Pakistan, where around 1,800 dolphins exist across a 1,500 km stretch of the Indus River. Experts say that they were found in the Sutlej decades ago, but pollution caused their local extinction. This species of dolphin is visually impaired and communicates using echolocation like bats. Globally, it is one of the seven species/subspecies of dolphins found in freshwater habitats. Statement: Seven freshwater dolphins are found worldwide. Choose the most appropriate option based on the passage: