You can look for a part of the word that is added to that word, to the root of the word. For example, 'happy' is the base of the word, or the root. When you say 'happily', you see that -ly has been added to the core word, and that is the suffix.
I accually just read this book.
If you havent read it completely, or arent almost finished, then you should probably stay away from this answer. Sorry!
A few differences would be things like:
The children are adopted and do not live with their real mothers.
Each child is not allowed to have time to play based on what their parent want.
Children are classified in age groups and get toys to play with based on their age group.
The answer for that question will be the A
I came up with 6 words so if it helps:
-The
-Cue
-Hut
-Cut
-Cute
-Chute