Can someone pretty please help me

What caused the united states to side with britain during world war i?

An educatethe yuan dynasty was responsible for which of the following: i. improving the road system ii. increasing sea trade with india and south east asia. iii. extending the canal system iv. brutal warfare and ruthless killing of people in order to take over china. a. i & iii c. iv only b. ii only d. all of the above member of the government

How did the growth of the middle class affect social reform during the industrial revolution?