Explanation:

All of the above codes are correct.

• Finance Minister Nirmala Sitharaman presenting the Union Budget 2022 said that portals such as Udyam, e-Shram, National Career Service (NCS), and Atmanirbhar Skilled Employee-Employer Mapping (ASEEM) will be interlinked. 
• The minister said the interlinking will widen their scope. "They will now perform as portals with live, organic databases, providing G2C, B2C, and B2B services. 
• These services will relate to credit facilitation, skilling, and recruitment with an aim to further formalize the economy and enhance entrepreneurial opportunities for all,".

Hence option 4th is correct.