the answer is primary i am pretty sure hope this helps
Yes, it is true that <span>Herbert Hoover was elected as the 31st president of the united states, and although he showed promise, he proved to be a relatively ineffectual President. </span>
Kangawaya. I’m not really sure how to spell it out it basically said that China had to hand over Hong Kong and open up its trading ports and allow the sale of opium.