4. Why did Britain and Russia become involved in a "Great Game" in Central Asia?

Following the Treaty of Turkmenchay 1828 and the Treaty of Adrianople (1829), Britain feared that Persia and the Ottoman Empire (now Turkey, etc.) would become protectorates of Russia. This would change Britain's perception of the world, and its response was The Great Game.

a change of venue is the legal term for moving a trial to a new location. a change of venue request because venue is improper means that the removing defendant believes that the case may not be in that venue because it is improper under procedural rules.

seeing as no choices were provided, i'll do my best to answer it from knowledge.

job specialization promotes work ethic to the person doing the job. he/she may be strong in the arms and able to lift things, specializing him/her in a job where you lift and carry.