Consider the following pairs:Country Reason for being in the news1.Argentina Worst economic crisis2.Sudan War between the country's regular and paramilitary forces3.Turkey Rescinded its membership of NATOHow many of the pairs given above are correctly matched?

1. A

   Only one pair

   Only one pair. Two of the three news-rows hold.

2. B

   Only two pairs

   Only two pairs. Argentina’s crisis and Sudan’s war match; Turkey did not leave NATO.

3. C

   All three pairs

   All three. Turkey remaining in NATO makes pair 3 false.

4. D

   None of the pairs

   None. Two pairs are correctly matched.

Summary. Official key is (b) only two. Argentina’s economic crisis and Sudan’s war between the regular army and the Rapid Support Forces were in the news. Turkey did not rescind NATO membership — pair 3 is false. So two pairs match.