Explanation:

- Option 1: HDFC Bank

- A leading bank in India.

- Known for its vast consumer base and financial products.

- Option 2: ICICI Bank

- Another significant player in the Indian banking sector.

- Offers diverse banking services across India.

- Option 3: Tata Consultancy Services (TCS)

- A leading IT services, consulting, and business solutions company.

- Part of the Tata Group.

- Option 4: Reliance Industries

- A massive conglomerate with interests in petrochemicals, refining, oil & gas, retail, and telecommunications.

- Correct Answer: The first Indian company to surpass the ?10 lakh crore market capitalization mark.