B. only 3% of water on earth is fresh
Answer:
There would be a difference between the results.
Explanation:
Because the question is not complete, I will provide a brief explanation. There would be a difference in the results. This is because of the different measurement method. One method is based on the theoretical formulation. The other, is based on the actual work. This makes the outcome to be different.
Answer:
The bottom one shows how the circulatory system of a fish functions.