Which of the following options print the pair of strings `"Welcome to Python Quiz!"` and `"All the best!"` alternately on separate lines `n` times? There should be one blank line between two pairs and there should not be any space after the last pair. Here, `n` is a positive integer that has already been defined.
Sample output for `n = 3`:
```
Welcome to Python Quiz!
All the best!
Welcome to Python Quiz!
All the best!
Welcome to Python Quiz!
All the best!
```