I'm not 100% percent sure but from my old research i think it was written so they could explain the newly proposed constitution
Answer:
May 10, 2019, marks the 150th anniversary of an iconic, historic event in American history—the completion of the transcontinental railroad. This 19th century engineering triumph would redefine the nation, connecting the east coast to the west coast by rail.
Explanation:
The intended goal was for them to define their teachings.
Answer:
im not that sure but i think its C or it can be D
Explanation:
Temperatures of lavas are in the range 700 °C to 1300 °C (or 1300 °F to 2400 °F), but very rare carbonatite magmas may be as cool as 490 °C, and komatiite magmas may have been as hot as 1600 °C.
if im wrong im soooooooo sorry