What is the difference between String and string in C#?
"What is the difference between string s= new string(); and string s='xyz'?"

Please tell me if those questions are the same. OPTIONS:
- no
- yes
A: no

Can glass be used as an innovative decor material for beautifying interiors?
Can carbon nano-tubing/nano construction material be used for projects such as seasteading or even space elevators?

Please tell me if those questions are the same. OPTIONS:
- no
- yes
A: no

What is the most dense material on Earth? Have there been denser materials discovered on other planets?
What is the most resistant material on earth?

Please tell me if those questions are the same. OPTIONS:
- no
- yes
A:
no