In the following question a short passage is given with one of the lines in…

In the following question a short passage is given with one of the lines in the passage missing and represented by a blank. Select the best out of the four answer choices given, to make the passage complete and coherent.

Taking note of the World Health Organisation (WHO) categorising India as a site of active transmission of the Zika virus, the United States has sent out an advisory informing its citizens in India about the number of confirmed Zika infections in India. The WHO, it noted, placed India as a 'Category-2' country for Zika risk.____________________________________. Until April of this year i.e 2017, India was a Category-4 country, which indicates that it was much safer in the scale which has 4 points. The advisory clarified that the U.S. itself did not see its citizens in India at greater risk for contracting the mosquito-borne infection than from March 2017. It, however, maintains that pregnant women ought not to be traveling to the country.