Question

Giúp mk ạ

Answer 1

51 C

52 D

53 D

54 A

55 C

56 D

57 C

56 A

59 A

60 C

61 A

62 A

63 B

64 A

65 D

6 A

67 D

Answer 2

51C 52D 53D 54A 55C 56D 57C 58C 59A 60C 61D 62A 63B 64A 65D 66A 67D

Answer 3

51D

52D

53D

54A

55C

56D

57C

58A

59D

60C

61A

62B

63B

64B

65D

66A

67D