This is a question with answer options. Goal: To quickly chill custard,

Which of the following methods is more reasonable for accomplishing this goal?

Available choices:
- fill a bowl larger than the saucepan halfway with water, place the saucepan into the larger bowl, and stir the custard with a spatula until cool..
- fill a bowl larger than the saucepan halfway with ice, place the saucepan into the larger bowl, and stir the custard with a spatula until cool.....I think the answer is
fill a bowl larger than the saucepan halfway with ice, place the saucepan into the larger bowl, and stir the custard with a spatula until cool.