Which high-altitude lake in the Andes Mountains straddling Peru and Bolivia is known as the highest commercially navigable lake in the world?

Answer and explanation

Correct answer: A. Lake Titicaca

  1. Step 1: Lake Titicaca sits on the Altiplano plateau at an elevation of 3,812 meters (12,507 feet) above sea level.
  2. Step 2: It is revered in Andean mythology as the birthplace of the Inca civilization and is famous for the floating reed islands of the Uros people.
Answer
Lake Titicaca
Why not the others: 'Lake Poopó' was a large, saline lake in Bolivia that largely dried up; 'Lake Maracaibo' is a large brackish bay in Venezuela; 'Lake Junín' is a smaller highland lake in central Peru.

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