It refers to unintentional deaths, injuries. Other types is damage inflicted incidentally in an unintended target
Violence doesn’t choose anyone. These days just by look at people the wrong
way would invite violence. Sometimes we
have to be careful how you treat people or where you go. When you do bad things to people there is a
potential for violence or when you go to dangerous places that poses a risk to
violence. Another is carelessness. Anyone can be careless and when that happens
you may be in danger of violent situations.
The answer is the first option: <em><u>"On my summer trip, I plan to visit Chicago and Los Angeles."</u></em>
The Associated Press Style guide states some rules for documents to have a common understanding. Some of the rules state that we must spell out numbers from one to nine and for the rest, they should use figures (Which is what happens in the second option). Another rule lists some cities that don't need the state name such as Pennsylvania, Boston San Francisco, and Los Angeles. (Which is what happens in the third and fourth options). And as we can see in the last option, the commas rule after "and/or" is missing.
The AP style guide also states rules about quotation, punctuation, numbers, names, cities, dates, days, capitalizations, and others.
Help and advice - start by bullet pointing the information, you will then find that putting your points together will make a good paragraph!