46. B) Interactive television advertising has been under debate for the last decade or so.
47. C) Somewhat doubtful.
48. C) It has placed TV advertising at a great disadvantage.
49. B) It has done well in engaging the viewers.
50. A) They may be due to the novel way of advertising.
51. B) Insufficient demand.
52. D) Groundless.
53. A) The booming defense industry.
54. A) Powerful opposition to government’s stimulus efforts.
55. C) To show the urgent need for the government to take action.