Explanation:

Only statement 2nd is correct.

• World Wide Web (WWW), which is also known as a Web (1.0), is a collection of websites or web pages stored in web servers and connected to local computers through the internet.
• It was invented by Tim Berners-Lee, a British scientist, in 1989, while working at CERN (Switzerland). 
• Web 2.0 is the second stage of evolution of the Web where users could now communicate with servers and other users leading to the creation of the social web.
• This is the world wide web that we use today. It is also known as “Read & Write” Internet. 
• Web 3.0, is an evolving term that is used to refer to the next generation of the Internet – a “read-write-execute” web – with decentralization as its bedrock.
• It speaks about a digital world, built by leveraging blockchain technology, where people are able to interact with each other without the need for an intermediary. 

Hence option 2nd is correct.