The Bollywood film industry is an important part of the culture of theater and arts in India.
Explanation:
Mainstream Indian cinema, often referred to as Bollywood, embraces a predominantly Hindi-language film industry, produced in Mumbai (also known as Bombay), India's largest and most important city. The term is a junction of the words “Bombay” and “Hollywood,” as Bollywood is responsible for making large-budget Indian films, as well as one of the largest centers of film production on the planet.
Different periods of the geologic time scale are different in length. ... The time scale was developed ad hoc, as a relative time scale based on rocks and fossil succession with no reference to absolute time when it was developed.