Please help. List the type of graph that would be most appropriate in the following scenarios: A.) Percentage of students in each grade in the school.

B.) The change in mass of firewood before heating and after.

C.) The effect of the amount of conditioner used on hair length.

B the change in mads of firewood

Explanation:

that's the answer

specific gravity is the density of a substance divided by the density of water. since (at standard temperature and pressure) water has a density of 1 gram/cm3, and since all of the units cancel, specific gravity is usually very close to the same value as density

so "c" is the answer

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