A student cut three potato chips and recorded their masses. He then put one in water, one in a concentrated sugar solution, and one in a dilute sugar solution. After a day he recorded the masses again. His results are tube, Starting mass (g), End mass (g)

A, Starting mass - 1.20, ending mass - 1.45

B, Starting mass - 1.40, Ending mass - 1.21

C, Starting mass - 1.32, Ending mass - 1.32

Which tube (A, B or C) contained:

(i) water

(ii) dilute sugar solution

(iii) concentrated sugar solution