If you have been absent, you must read the novel and complete the same tasks.
The questions can be a bit open-ended and there is not always a right or wrong answer.
A good way to work through it would be to set up a small reading group of three or four friends, agree to meet regularly to talk through, and write answers for, the questions.
It will also be worthwhile reading through the sections at the back.
I appreciate there is a lot of holiday work but you have to push yourself very hard all year to do well - one year of hard work is small commitment for a good Higher which will last a lifetime.