Are you just asking questions, or are you asking some one to write an essay for you?
True= started in early years of century
For the first one is the variant D because ' <span> the largest U.S. state ' it's a developed apposition which mostly are isolated through commas.
For the second one the correct answer it's variant C because '</span><span>a pack of baseball cards' it's also a developed apposition and because the sentence ends in that way we use a dot instead of comma.</span>
In Mattie's mind, Blanchard's balloon—“a yellow silk bubble escaping the earth”—symbolizes freedom, particularly an escape from her home, where she feels as if she's trapped and treated like a child.
