Use reasoning to lead to the answer of the following question:
He was excitedly making bread with his sourdough starter, he watched intently as it began to rise inside the where?\nOptions:\n- bread pan\n- yeast\n- to the top\n- oven\n- flour

oven
Bread is put in oven to bake it.

One can watch a bread rising in an oven.

.

The answer: oven