The correct answer is c) Palakkad.
The Parambikulam Dam is a masonry dam on the Parambikulam River in the Palakkad district of Kerala, India. It was constructed in 1979 for the purpose of irrigation, drinking water supply, and hydroelectric power generation. The dam is 136 meters (446 ft) high and 400 meters (1,312 ft) long. It has a storage capacity of 11.25 million cubic meters (394 million cubic feet).
The Parambikulam Dam is a major tourist attraction in Kerala. The dam is located in the Parambikulam Wildlife Sanctuary, which is a popular destination for wildlife viewing. The dam is also a popular spot for fishing and boating.
The other options are incorrect.
Option a) Thrissur is a district in Kerala, India. The Parambikulam Dam is not located in Thrissur district.
Option b) Idukki is a district in Kerala, India. The Parambikulam Dam is not located in Idukki district.
Option d) Wayanad is a district in Kerala, India. The Parambikulam Dam is not located in Wayanad district.