Considerthe following statements.regarding provisions.related to the development of the Hindi language in India:

1. 1.The Constitution imposes a duty upon the Union to promote the spread and development of Hindi language.
2. 2.The Union is directed by the Constitution to secure the enrichment of Hindi by assimilating the forms, style and expressions used in the languages specified in the Eighth Schedule.
3. 3.The Constitution provides for the setting up of a Committee ofParliament to review the progress made in the use of Hindi for official purposes of the Union.

How many of the above-given statements are correct?