Answer:
They have too much times on their hands so they go and annoy others to keep themselves busy and distracted. They also are very curious about everything and they let it take over them so all they do is try to explore things and ask questions which leads them to come off as annoying.
Hepatitis<span> A </span>virus<span> is usually spread from person to person by putting something in the mouth that has been contaminated with the stool of a person with </span>hepatitis<span> A. This type of transmission is called the "fecal-oral" route.</span>
Answer: Public health measures such as pure food and water, and development of immunizations against many serious diseases such as polio and smallpox, coupled with enhanced economic conditions, are together credited with substantial reductions in the burden of infectious diseases.