Answer: A) Russia suffered almost 80,000 casualties and 90,000 prisoners of war, as compared to Germany's 15,000 casualties.
Additional notes:
The Battle of Tannenburg was a huge loss for Russia. The battle resulted in the near destruction of the Russian Second Army. The Scond Army's commander, General Alexander Samsonov, committed suicide, knowing that the tsar would hold him responsible for the devastating loss.
The meaning of science
is the intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment.
Support from the people/government.
The Native Americans would have been required to grant them land on which they might settle.