The correct answer is (d) Mount Cotopaxi.
Mount Cotopaxi is an active stratovolcano in the Andes of Ecuador. It is the highest active volcano in the world and the second highest mountain in Ecuador, after Chimborazo. Cotopaxi has a summit elevation of 5,897 meters (19,347 ft) above sea level and a base diameter of 75 kilometers (47 mi). The volcano is snow-capped year-round and has a glacier on its summit.
Mount Cotopaxi is a popular destination for mountaineers and hikers. However, the volcano is also active and has erupted several times in the past, most recently in 2015. Visitors to the volcano should be aware of the risks and take appropriate precautions.
Mount Pinatubo is an active stratovolcano in the Zambales Mountains on the island of Luzon in the Philippines. It is the second most active volcano in the Philippines after Mount Mayon. Pinatubo erupted in 1991, the second largest volcanic eruption of the 20th century. The eruption caused a global cooling effect and was one of the deadliest volcanic eruptions in history, with an estimated 847 people killed.
Mount Kilimanjaro is an inactive stratovolcano in Tanzania. It is the highest mountain in Africa, with a summit elevation of 5,895 meters (19,341 ft) above sea level. Kilimanjaro is the highest free-standing mountain in the world, meaning that it is not part of a mountain range. The mountain is also the largest volcanic mountain in the world, with a base diameter of about 200 kilometers (120 mi).
Mount Taal is an active stratovolcano in the Philippines. It is located on the island of Luzon, about 50 kilometers (31 mi) south of Manila. Taal is the smallest active volcano in the world, with a summit elevation of 311 meters (1,020 ft) above sea level. However, it is also one of the most active volcanoes in the Philippines, having erupted more than 30 times since the 16th century.
The correct answer is (d) Mount Cotopaxi.