The Supreme Court can review and determine whether law are constitutional or unconstitutional.
I would say (b).
I would say this because both canals aloud for a shorter shipping route between major oceans. A perfect example of this would be the atantic and pacific instead of going around south america they could cut through the middle
The correct answer is A) building shelters.
The pioneers’ first priority was building shelters.
Life was difficult for pioneers who decided to leave their former lands and travel to the west in the time if US history called "the westward expansion." The Oregon Trail was also a difficult road to cross. Many people could complete it. Hunger was a major issue.
Pioneers had to build their shelters to endure climate conditions, clear the land for farming. However, the opportunity to have their own portion of land motivated many farjmers, former slaves, and immigrants.
