Choose the underlined part that needs correction in each of the following sentences

Mn giúp em với ạ, cần gấp ạ!
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Choose the underlined part that needs correction in each of the following sentences. Circle A, B,
C or D.
17. Neil Armstrong was a first man to step in the Moon.
А В
D
18. The film was more interestinger than the book.
A
B
D
19. Friday is the most busy day of all the weekdays.
A
в
C
D
20. Would you like any milk with your coffee or would you like it black?
A
В
C
D
21. Getting enough sleep can makes you happier.
A
B
D