Sugar is made of molecules that are bonded together based on the positively and negatively charged areas. They will slowly dissolve in water. Pebbles are solids. They will sit in water for a long time. Though shale pebbles will break apart or fall apart.
Your answer is C. its level of dissolved minerals ~A
Answer:
can you send me a picture of what layer a and look b look like and then I will be able to evaluate