I think it 3. Black Plague
Being able to see without the issue of knocking over your oil lamp in the middle of the night. Allowing people to work longer with better lighting.
Your answer should be:
<span>Taoism</span>
The Constitutional Convention was called because the federal government established by the Articles of Confederation was considered to be too weak to effectively deal with the young nation's issues. Officially, the purpose of the convention was to revise the Articles of Confederation. Many feel that this was a drastic understatement, and that the real goal of many of its key proponents was to replace the Articles of Confederation and create a strong federal government.
Answer:
Its either B or D
Explanation:
Sorry I couldn't give you an exact answer
