Explain how not knowing another person's perception could affect testimony during a court case why would judging another person being innocent or guilty be something that is difficult to do based on our knowledge of perception

Because some people pollute water ans waste it

In some developing nations the percentage of the animal protein from fish in the diet can be as high as 25 percent.  about 85% of fish caught is used for human consumption.  the remainder is converted into fishmeal and fish oil.