If I tell you that Scraping oneself on surfaces or things that have germs may cause infection, and ask you the question "which of the following may cause infection?", is the correct answer "influenza"?

OPTIONS:
- Yes
- No

Answer: No

If I tell you that Chlorine bleach removes harmful substances from water before drinking, and ask you the question "what removes harmful substances from water before drinking?", is the correct answer "calcium carbonate"?

OPTIONS:
- Yes
- No

Answer: No

If I tell you that If something is black then it absorbs all different wavelengths of light, and ask you the question "if something is what, then it absorbs all different wavelengths of light?", is the correct answer "black"?

OPTIONS:
- Yes
- No

Answer: Yes

If I tell you that Saving water can be used for survival in a dry environment, and ask you the question "saving water is important for surviving in what kind of environment?", is the correct answer "a cold environment"?

OPTIONS:
- Yes
- No

Answer:
No