Answer:
The police officer is walking down the street doing his patrol and making sure all of the doors are locked.
<u><em>Could I please have BRAINLIEST.</em></u>
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To clearly state the main idea. The main idea is the reason for your paper. Hope this helps! :)
They are basically sentences that talk about factors that are known and hypothetical situations and their consequences.
For example: I would travel the world if I won the lottery.
I'd say it's the baseball