Personification- it's when you add a human-like characteristic to an object or animal.
'Finally' is the answer the others don't make sense if you try to read them with the rest of the sentence.
Answer:
5 gemstones
Explanation:
There are 60 gemstones and there are 6 groups to which the gemstones are distributed equally.
So, each group will have

Now, out of the
groups one group is taken and split into two equal halves so the halved group will have

So, each friend will have 5 gemstones.
The chief of police of Beijing gives an opinion that might direct us toward the theme.