I can help you with your essay. i have done one like that before.
I THINK ITS B ( sorry if im wrong! )
Answer:
1 (c)
2 (d)
3 (b)
4 (a)
Explanation:
collocations: a word or group of words which commonly go together
a souvenir 'shop'
to buy souvenirs for somebody
on the ground floor
bad for one's health
Hey user
the answer to this is going to be
B