<span> Many Southerners believed that his election was unconstitutional as free blacks in the North were allowed to vote for him.</span>
Answer:
more people would try to invent new things
Explanation:
as people got an opportunity to Express his or her talent and what one can invest and may come up to new things that the world may benefit and also the person got an encouragement to continue his or her talent and not stopping to invent and that is why today in our modern world it is due to that we are surviving
Answer: Leonhard Euler
Explanation: Although Albert Einstein perfected pie, It is widely acknowledged that Leonhard Euler makes it first.