Final answer:
The word 'blended' most likely means 'mixed.'
Step-by-step explanation:
The word 'blended' in the context of the sentences most likely means 'mixed'.
Blending refers to the act of combining or mixing different substances or ingredients together. In this case, Chelsey combined the flour, milk, eggs, butter, and baking powder, which indicates that she mixed them together to create the pancake batter. Blending involves thoroughly incorporating the ingredients to create a uniform consistency, rather than pouring or adding them separately.
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