The answer is: C. They originated in the 1800s as competitions at the completion of cattle drives.
Rodeos originated in the 1800s from cattle herders who had the specific skills of working as cowboys or "vaqueros". These skills were honed to the point of creating competitions and contests, therefore, making rodeos more than entertainment, a form of professional sport.
It’s the second one because I believe
The communist had enormous political power among the German workers.
I'm pretty sure the answer is B but I'm not 100% sure so I could be wrong.