The answers are a & b i believe.
Answer:
Their economy was based on trading, lumbering,fishing, whaling, shipping, fur trading (forest animals) and ship building. ... The Middle Colonies also practiced trade like New England, but typically they were trading raw materials for manufactured items.
Explanation:
I hoped this helped you! :)
Lincoln signed Ulysses S. Grant.
All you need to do is translate in or ask your library for help
The correct answer is B. Antoine-Laurent de Lavoisier was a French chemist, biologist and economist who discovered <em>the law of conservation of matter</em> in 1785.
This law states that during a chemical reaction, <u>the total mass in the system remains constant</u>, that is, the mass consumed of the reactants is equal to the mass of the products obtained.