You made a peanut butter and jelly sandwich for lunch and ate it. What did your actions cause?
A. Caused a physical change when digesting the food
B. Caused a physical change when chewing the sandwich.
C. Caused a chemical change to the peanut butter and jelly.
O D. Performed a chemical reaction by mixing the peanut butter and jelly together.
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You made a peanut butter and jelly sandwich for lunch and ate it. What did your actions cause?
A. C...
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