The correct option is A.
Dashes are used in sentences to show interruption is speech or to show a sudden break in a sentence. For instance: Will mummy - can she- find out what we have done?
Dash can also be used to give more detailed information about a particular thing. For instance: My boss - I mean, my former boss - wanted me to go out with him.<span />
A. Definition and example
Answer:
Hello
Explanation:
Honesty is the best policy
These are some of the most significant economic factors behind the stock market crash of 1929.