Vilnus is the capital of Lithuania - a small country in Eastern Europe, on the Baltic Sea, which used to be one of the Soviet Republics before the split-up of the Soviet Union.
Despite being Lithuanian's biggest city, it has a big Polish population and it was once in Poland, not in Lithuania - which was a reason for a conflict between the two countries.
In the age of exploration.... Prince Henry showed the Portuguese how to navigate by studying the sun and stars until later on, he showed them the compass navigation as the only technology advance which made possible for them.
Regional volcanism is associated with mountain building.
Answer: Option D
<u>Explanation:</u>
Mountain building which is also known as the orogeny is the geological process such as movement of tectonic plates and volcanic activities because of which the mountains are formed by the pressure on the earth's crust when the plates collide.
So the occurring of volcanoes in a particular region along the plate boundaries where there is some movement in the tectonic plates might result in the formation of a mountain.
The nuclear process that produces the energy released by stars within the galaxies is the nuclear fusion. <span>The enormous luminous energy of the stars comes from </span>nuclear fusion processes in their centers. I hope my answer has come to your help. God bless and have a nice day ahead!