Answer:
a
Explanation:
have a great day and mark me as brainliest pls
4.NOT
When using any search engine, there are actually functions (terms) known as Boolean operators that one can type into the search bar that assist in the research one is doing. You know how when searching the internet, you might have to sift through many “hits” that you find useful because information that is not useful keeps being included? What you can do, thus, is include the command “NOT” (in all capital letters) after your main search terms followed by words you no longer want to see, and the search engine should provide results without the terms following NOT. For instance, you if did an internet search for “pets” but did not want your results to include dogs, if you typed in the following, your results would be largely without the word “dogs”:
<em>pets NOT dogs</em>
I think it's a good thing because if you're born into a country, that's who you identify as, so you should be considered a citizen.
C is the answer , breathing problems and air pollution relate
