Objective: How do you make a snow ball?

Which of the following solutions is more sound in terms of naive physics reasoning?

OPTIONS:
- Scoop up a large amount of snow with a shovel. Use one hand to pack it together, twisting it as you go.
- Scoop up a handful of snow with one hand. Use both hands to pack it together, turning it as you go.
Scoop up a handful of snow with one hand. Use both hands to pack it together, turning it as you go.