47 D difficulties

48 K literacy

49 M likely

50 O makes

51 B senior

52 N further

53 L analysis

54 H available

55 F collected

56 E category

57 A the economy

58 D change as

59 C protect

60 B face

61 A British

62 D a self

63 C a certain

65 B less sure

66 A will influence