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>
<h2>Answer:</h2>
<u>Natural gas is indoor pollutant</u>
<h2>Explanation:</h2>
From the options given above smog and vehicle exhaust are outdoor pollutants. Oxygen is not a pollutant at all. The only option left is natural gas. When we cook food or use heaters we use natural gas so the burning of natural gas pollutes the indoor environment that is why we can say that natural gas is indoor pollutants.
Answer:
The six essential nutrients include carbohydrates, protein, fat, vitamins, minerals and water.
Explanation:
:)
Because it makes things easier like getting a reservation. It also promotes apps and makes it easier to share what you like with other people. I hope this helps!
What are the choices? Anything positive is a healthy way.