Which of the following statements is true for an n-MOSFET
1
The drain and source are heavily doped p+ regions and the substrate or body is n-type.
2
The drain and source are heavily doped n+ regions and the substrate or body is p-type.
3
The drain and source are heavily doped n+ regions and the substrate or body is n-type.
4
The drain and source are heavily doped p+ regions and the substrate or body is p-type.