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5 votes
What variable should be changed for an experiment to test which brand of bread stays fresh the longest?

A: the day the bread is bought
B: the length of time that the bread sits
C: the brand of bread that is used
D: the place the bread is left to sit

User Shazz
by
7.6k points

1 Answer

2 votes
B. The length of time that bread sits
User NetanZaf
by
8.4k points
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