It is c.) Agricultural Products, I have taken a test with the same question and it was C. Hope this helps :)
D. South american independence. Simon Bolivar was a military and political leader who played a large role in establishing venezuela. and Jose de San Martin was a political leader in argentina who played a very large part in South America's fight for independence.
The first one =the Moskva river
The answer is D lumber hope this helps if not comment back and I’ll get a reply and help again
B. British because as you can see that the French greek and Hungarian don't cross Croatia Serbia or romania