C. Domestication because your domesticating the animal.
Congress played a significant role in expanding rights to marginalized Americans during the 20th century. Here are a few examples.
1) 19th amendment- This constitutional amendment gave women in the United States the right to vote.
2) Civil Rights Act 1964- This law ended segregation in public places. This included movie theaters, restaurants, parks, etc.
3) Voting Rights Act of 1965- This law got rid of poll taxes, grandfather clauses, and literacy tests. During the late 19th and early 20th century, all of these were used as a means to prevent African-American citizens from voting. Thanks to the Voting Rights Act of 1965, all of these types of obstacles to stop African-Americans from voting were now illegal.
The Blitzkrieg tactic, which was the usage of overwhelming air power allowed the Germans to acquire territory quickly and intimidate their enemies. The use of the lighting war on Great Britain, for instance, was ultimately unsuccessful.