Article 343 of Indian Constitution is about:

Correct option is B

Article 343 of the Indian Constitution deals with the official language of the Union. It states that the official language of the Union shall be Hindi in Devanagari script.
Important Key Points:
1. Official Language: Hindi in Devanagari script is the official language.
2. English for Communication: English to be used for official purposes until a change is decided by the Parliament.
3. Language Policy: Part of the broader language policy to manage linguistic diversity.
4. Constitutional Provision: Article 343 explicitly mentions the official language.
5. Implementation: Provisions for the gradual increase in the use of Hindi.
6. Transitional Period: English to be used alongside Hindi initially.
7. Parliament's Role: Empowered to provide for the use of English for official purposes.
Information Booster:
 The President of India: Covered under Articles 52 to 62.
 Special Address by the Governor: Mentioned in Article 176.
 Constitution of Parliament: Articles 79 to 122 deal with the Parliament.
 Official Language of the Union: Specified in Article 343.