The voice that you hear in a story is the voice of the narrator, and told either in first person or third-person. Details tell you how the narrator feels about the characters and events. From the first page of "How Mighty Kate Stopped the Train," I see that the story is told from the third-person point of view.
The correct answer is A. When California applied for statehood, the Southern states feared that they would lose equality in the Senate. Before the admission of California, Southern slavist states and Northern free states had the same number of Senators. But when California was admitted in 1850, it entered into the Union as a free state, so it created a power disbalance for the Southern states, giving to extra votes to the abolitionist states.
Points 3, 11, 13, 2, 12. It's so important because countries trade with each other over seas and countries depend on free trade.
<span>Da Vinci’s genius is universally acknowledged today</span>