When reading a novel when should you revise a prediction

Predicting requires the reader to do two things: 1) use clues the author provides in the text, and 2) use what he/she knows from personal experience or knowledge (schema). When readers combine these two things, they can make relevant, logical predictions.

because each is self-sufficient.  

answer: my favorite subject is choir

explanation: it is choir becuase you can sing and have fun singing at the same time with your friends.