I dont get the question..yes?
Answer:
Purchase of Alaska. But Seward had wanted to buy Alaska for a long time. Alaska is so large that the addition of this land would increase the size of the U.S. by nearly 20 percent. so a.
Explanation:
<span>The Self Strengthening Movement was a 19th century push to modernise China, particularly in the fields of industry and defense. </span>
"Correlation does not imply causation" This phrase is used in statistics <span>to emphasize that a </span>correlation<span> between two variables </span>does not imply<span> that one causes the other. There could be always a third factor involved.</span>