ask questions because if you ask the questions you are confused about, then it should clear it up.
I think it is either A or B... I'm not sure between the two, but at least I narrowed it down to those options. Hope this helps you a bit :)
In relating to behavior, normal means ordinary. Someone who displays normal (and usually healthy) behavior like the majority of people. Abnormal behavior is just the opposite.
For example: Person A sees a poisonous snake. They get away from the snake in fear. This person has normal behavior. Person B sees the same snake. They get on the ground and play with the snake. This person has abnormal behavior.
Answer:
3. The garage door and the hedges.
B. Mollie misses the attention she receives from the humans.
Mollie is lazy, she doesn't like to work and isn't interested in exploring, therefore A and C are incorrect. Mollie is confronted over the hidden sugar, but she ultimately leaves because she wants to be taken care of by humans.