Answers to your questions.

1. one seed. You do not need two seeds to make one plant.
2. no need for light until they sprout from the soil.
3. you can plant as many seeds as you want, but only one seed per container.
4. nope. If you're gonna grow this plant, you've got to learn how to transplant.

Not to be unkind, but you would be best served by trying to help yourself a bit, if you want people to take you seriously.
I suggest you start here: http://boards.cannabis.com/basic-gro...-dankness.html

Good Luck.