Question and Answer:
How did Tinker V. Des Moines and the passage of the Twenty-sixth Amendment empower young Americans in their anti-war protests? Well, Tinker V. Des Moines and the passage of the Twenty-sixth Amendment empower young Americans in their anti-war protests by reaffirming the teenagers’ right to protest and practice free speech in public schools.
I'll say C........hope that helps LOL
B - Petroleum
Wood was one of the first energy sources, way before the nineteenth century so you can rule that choice out.
Nuclear Energy is more advanced and closer to the twentieth century so you can also rule that out.
And coal was before petroleum, around mid to late eighteenth century possibly.
Hope this helps!