I believe the best option would be A because both compromises aimed to appease the growing friction between the north and south.
Answer:
Polk accomplished this through the annexation of Texas in 1845, the negotiation of the Oregon Treaty with Great Britain in 1846, and the conclusion of the Mexican-American War in 1848, which ended with the signing and ratification of the Treaty of Guadalupe-Hidalgo in 1848.
The United States Constitution does not specifically address the secession of states and the issue was a topic of debate from after the American Revolutionary War and until the Civil War, when the Supreme Court ruled, in Texas v. White, that states cannot unilaterally secede, except through revolution or through the expressed consent of the other States.
Rock and Roll came out about the time of the Television gaining popularity in the U.S. Television was absorbing the dramas that had previously been on radio. As such, radio was expanding into the music market. One of the pioneer radio hosts was "Moondog" Alan Freed in Cleveland, Ohio is credited with naming this new style of music which was in part derived from R&B music.
The phrase 'looking for' means to search or hunt for something that is required.