Multi-choice problem: Choose from the options at the end, and answer how do you do this: How do you proof dough for baking bread?

Possible answers: (1). Place dough in a lightly oiled bowl and cover with plastic wrap and a tea towel. Place in a warm spot till dough has doubled in size. (2). Place dough in a light colored bowl and cover with plastic wrap and a tea towel. Place in a cold spot till dough has doubled in size.
(1).