Write down the name of the country through which the Tropic and Zero pass.

Such a country is Algeria in Africa. If you look at the map of the region (Maghreb), you can see that the line of the northern tropic runs in the south-west of the country, south of the village of Port Vegan and approximately along the same road leading to the Sahara (Mali, to the city of Gao) there is a line of zero meridian. Other options are not suitable, there are no such countries.