The correct answer is (c) Russia. Afghanistan does not have a common border with Russia. It is bordered by Pakistan to the east and south, Iran to the west, Turkmenistan, Uzbekistan, and Tajikistan to the north.
(a) Uzbekistan is a landlocked country in Central Asia. It is bordered by Kazakhstan to the north, Kyrgyzstan to the northeast, Tajikistan to the east, Afghanistan to the south, and Turkmenistan to the southwest.
(b) Tajikistan is a landlocked country in Central Asia. It is bordered by Uzbekistan to the west, Kyrgyzstan to the north, China to the east, and Afghanistan to the south.
(d) Turkmenistan is a landlocked country in Central Asia. It is bordered by Kazakhstan to the north, Uzbekistan to the west, Iran to the south, and Afghanistan to the east.