Answer:
Through the process of Osmosis, water will move from a region of high water potential ('concentration') to low water potential. Therefore, water will slowly leave the cells of the potato and enter the sugar solution in an attempt to reach equilibrium and the potato will therefore lose mass.
In the light reactions, H2O goes in, and O2 goes out.
The answer is B) These fuels are available in a limited supply- - when the fuel is used it is no longer available.
I will go with choice (C) density dependent pattern