I'd say the correct answer is C. fur trade.
As you already know, Russia is famous for its fur, especially given the temperatures in that country. Fur is important for Russians because they have to warm themselves one way or another. So they obviously wanted to expand into territories where they could continue that trade.
Answer:
<em>The Sigbin or Sigben is a creature in Philippine mythology said to come out at night to suck the blood of victims from their shadows. It is said to walk backwards with its head lowered between its hind legs, and to have the ability to become invisible to other creatures, especially humans.</em>
Explanation:
<em>Hope</em><em> It</em><em> Help</em><em> you</em>
Nah fam. democracy and ship plus the constition
By refusing to back down to the Soviet aggression
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Chairman Maos red guards</span>