What can I write a essay on about a story about a locked door

A locked door can symbolize opportunities that you have not worked towards yet, or opportunities that you haven't been able to achieve. Or, a goal you haven't been able to achieve.

Explanation:

A locked door. Locked doors are doors that need a key to be unlocked, right? So, if the opportunities/goals that you have are behind that door, you need the "key", which is the hard work and effort you put into achieving that goal.

the answer to the question is a

when alex falls for the charming new boy at school, cole -- a handsome, funny, sports star who adores her - she can't believe she's finally found her soul who truly loves and understands her.  

at first, alex is blissfully happy. sure, cole seems a little jealous of her relationship with her close friend zack, but what guy would want his girlfriend spending all her time with another boy? as the months pass, though, alex can no longer ignore cole's small put-downs, pinches, or increasingly violent threats.  

as alex struggles to come to terms with the sweet boyfriend she fell in love with and the boyfriend whose "love" she no longer recognizes, she is forced to choose -- between her "true love" and herself.

explanation: