The correct answer would be A. the Legislative Power of the 3 branches of the government.
Because the presidential power is held under the Executive Branch, the answers would not be b, c, or d since all of those powers are under the executive branch. The president is granted the power of the military under the first article of the US Constitution which states all the powers of the Executive.
Suffrage was extended to most men, representation was made fairer by getting rid of rotten boroughs, The House of Lords lost its veto.
Both poems were pubished on the same decade, the 1920's, where there was the ascension of two American music genres, the blues and the jazz, from the Black community to mainstream apreciation later. The poems express the sensations of the subjects hearing the music, and characterize the sounds or musical representations that are being played.
Jazz Fantasia was written by Carl Sandburg and published in 1920. The weary blues was written by Langston Hughes and published in 1926.
So, the right answer would be b. involve musical art forms.