Can someone message/ me with a quick science portfolio assignment for grade 8 ( connections academy? )

also

why did some workers organize unions?

to support large corporations
to women get factory jobs
to reduce work stoppages
to improve their working conditions ***

Which of the following best describes the purpose of a nation’s boundaries? a. to limit the movement of goods and people b. to make it easier for cartographers to create maps c. to make the movement of goods and people easier d. to prevent other countries from invading territory