Consider the following statements regarding Graphene:
1. It is a two-dimensional material consisting of a single layer of carbon atoms arranged in a honeycomb structure.
2. It is an excellent insulator, preventing the flow of electricity and heat.
3. It is the world's thinnest material but is stronger than steel by around 200 times.
Which of the statements given above is/are correct?
1
1 and 2 only
2
2 and 3 only
3
1 and 3 only
4
All of the above