D; 2- A; 3- B ; 4- CIII. ODD ONE OUT. (1 POINT)

1- - DE THI HKI TIENG ANH - KHOI 4
DE THI HKI TIENG ANH - KHOI 4

1- D; 2- A; 3- B ; 4- C

III. Odd one out. (1 point)