Answer:
Criterion: A criterion is a certain requirement that someone must meet in order to qualify for something. (Judging, evaluating, or selecting something.)
Answer:
Singing was and is very commonly done in both the 20 and 21 century.
Explanation:
The answer is it represents the Lokeshvara, Lord of the World. Lokeshvara is a multi-armed form of Avalokiteshvara that seems to have been famous in Nepal since the middle ages. The name advocates that he is the lord of the world with reliable noose which leads grief sentient beings to insight.