Write the number of the most suitable sentence (A-F) in the text below. There is one extra sentence which you don't need.

There are a lot of funny stories connected to our dog, who is a brown small male Pomeranian. His name is Jacky. One summer day, he looked sick. _______________ (1) I was very worried about him because it was possible for him to have filaria (a disease) after being bitten by the mosquito.

_______________ (2) She picked an ointment - one which we use whenever we get bitten by a mosquito - and applied it to his leg. _______________ (3) However, she didn't care about that and continued to apply it to his leg for a few days. Fortunately, it worked, and he recovered.

_______________ (4) She said, "Last night was very, very cold. I noticed around 2:00 am that Jacky was almost dead because he was frozen like a rock, and he couldn't cry, bark, make sound, or move. I warmed him up in many ways. If I hadn't noticed he was freezing, he would have frozen to death."

_______________ (5) You must wonder why, but I can easily explain why. Jacky lives inside our house as a family member; he is an indoor dog. In addition, our house as a family member; he is an indoor dog. In addition, our city has never had weather cold enough to cause someone inside a house to freeze to death.

a.	Last winter, my mom told me on the phone that she had revived Jacky.
b.	I was surprised because this remedy is for human beings, not for animals.
c.	She seemed to be joking as she takes everything with that special air of easiness.
d.	We noticed that he had been bitten by a mosquito because he had a swollen leg and was licking it.
e.	What do you think my mom did for him?
f.	Her voice sounded very serious so I knew it wasn't a joke for her, but I smiled