Which event that takes place while baking cookies is an indicator of a physical change?

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(1 point)
Responses

Chocolate chips melting
Chocolate chips melting

All events are indicators of a chemical change
All events are indicators of a chemical change

Smell of cookies wafting from the oven
Smell of cookies wafting from the oven

Ingredients (flour, salt, sugar, milk, etc.) baking together in the oven