Match these items
het
1. leading seaport on erie canal
samuel slater
2. first textile factory in rhode island
new york
3. father of mass production
national road
4. improved the power loom
samuel f. b. morse
5. builder of first successful steamboat
dewitt clinton
6. perfected the telegraph
robert fulton
7. built the tom thumb
frances lowell
8. builder of the erie canal
peter cooper
9. maryland to illinois
eli whitney

b) the confederacy had to pay all union war expenses.

the constitution gives congress the power to regulate commerce "among" the several states.

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.