The answer is B. They have become habituated to human contact.
In order to cope in times where normalcy is not present, methods such as social distancing, masks, and sanitation are incredibly important.
"Visible light is light that has wavelengths that can be detected by the human eye. The wavelength of visible light determines the color that the light appears. As you can see in the Figure below, light with the longest wavelength appears red, and light with the shortest wavelength appears violet."
a. RNA molecules is the correct answer.
Hope this helps~
1 raw meat is always stored on the bottom the blood can contaminate other foods .
