The first sentence is correct and the second sentence is a fragment.
Answer:
Well it depends on that story
Explanation:
If it was an amazing book like The False Prince then the three things I found extrodinary are the prince survived the pirate attack, he was disgused as an orphan for 4 years, and that the person who "made him into a prince" was a bad guy and wanted to kill the prince.
The correct answer is identifying your audience.
The first thing you need to think about when starting your writing is your audience - the people you are writing for and want to read your work. Based on your audience, you will know whether you need to be more or less formal, you will decide on your language and choice of words, your tone, topic, etc.