B: China and India both have a population around 1.5 billion people so in total they have around 3 billion people combined! That is more than the continent of Africa and North America combined!
Geographic location refers to a position on the Earth. Your absolute geographic location is defined by two coordinates, longitude and latitude. These two coordinates can be used to give specific locations independent of an outside reference point.
Its C but more accurately-
Turkey has a population of 75+ million and if the country entered the EU today, they would be the second largest member state behind Germany. This would mean an instant shift of power in almost every EU institution, more notably the European Parliament where seats are distributed to member states according to population. Turkey would instantly become a key player in European politics and would have more influence than the traditionally core countries, France, Italy, and the UK.
Gobi desert; yellow sand; yellow river