The answer is true one way it can get rid of lysozyme is through crying to decrease the chance of bacteria entering through the skin.
I'm stuck between 1, 4 and 5.
1) Since it's water there is going to be waterborne diseases, but fixing the pollution in the town seems to be the best option
4.) Enforcing water laws can lower the chance of having waterborne diseases that might happen.
5) Related to #1, it'll help keep the sickness down if it was monitored and reported to local hospitals
35 percent of calories from protein.
Probably the last one. It's the least realistic way to make your body healthy. If you are going to do exercise and make yourself healthy, friends would be helpful in that process and exercising is definitely a good way to be healthy.