Choose the following true statement about alr pollution.
All pollution can be seen with your eyes.
Not all pollution is considered to be harmful to your body.
Some type of pollution that is more harmful cannot be directly seen.
Pollution can only be found in cities.

Many kinds of air pollution can't be seen, which means A is incorrect. Any kind of pollution can be harmful to you, which means B is incorrect too. Air pollution is very harmful but in most cases can't be directly seen, so C is correct. Pollution can be found everywhere, so D is incorrect also.

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Choose the following true statement about alr pollution. All pollution can be seen with your eyes. Not all pollution is considered to be harmful to your body. Some type of pollution that is more harmful cannot be directly seen. Pollution can only be found in cities.

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Choose the following true statement about alr pollution.
All pollution can be seen with your eyes.
Not all pollution is considered to be harmful to your body.
Some type of pollution that is more harmful cannot be directly seen.
Pollution can only be found in cities.