In which one of the following States/UT, is the Lake Tsomgo located?

In which one of the following States/UT, is the Lake Tsomgo located?

Ladakh
Himachal Pradesh
Sikkim
Uttarakhand
This question was previously asked in
UPSC CDS-2 – 2022
The correct answer is C. Lake Tsomgo, also known as Tsongmo Lake or Changu Lake, is a glacial lake located in the East Sikkim district of the state of Sikkim, India.
– Lake Tsomgo is a high-altitude lake.
– It is situated about 35 kilometres from Gangtok, the capital of Sikkim.
– It is a popular tourist destination in Sikkim, known for its scenic beauty and importance in local folklore.
The lake is frozen during the winter months and is surrounded by snow-covered mountains. In the summer, the lake’s surface reflects the colours of the surrounding hills, which are covered in blooming flowers. It is considered sacred by the local people.