What does this value mean?
a) The potato cube weighs 2.78 grams at 0% of the experiment
b) All of the potato cubes weigh 2.78 grams at the start of the experiment
c) The potato cube that goes into the 0% water solution weighs 2.78 grams
d) The potato cube that goes into the 0% salt solution weighs 2.78 grams