The Capital city of Afghanistan is Kabul: this is the correct answer.
Islamabad is the capital of another country- Pakistan. Tehran is the capital of Iran and Baghdad is the capital of Iraq.
Kabul has the population of approximately 30 million people.
Explanation:
HGE and FDG are form by the intersect at G.
The current world population of 7.3 billion is expected to reach 8.5 billion by 2030, 9.7 billion in 2050 and 11.2 billion in 2100, according to a new UN DESA report, “World Population Prospects: The 2015 Revision”, launched today.