Who is attributed with coming up with the most influential scientific innovation of the 18th and 19th centuries?
Select one:
<u>a. James Watt
</u>
b. Louis Pasteur
c. Andrew Carnegie
d. Charles Darwin
QUESTION 2
What innovation of this era of great scientific discoveries came about due to an error by a lab assistant?
Select one:
a. carbonized steel
b. steam engine
<u>c. vaccination
</u>
d. nuclear fusion
I can't imagine what A and B would contribute to life expectancy.
C is a bit of a different choice. It would, I think, decrease the life expectancy of the general population depending on which country is allowed to come into America.
The best answer to an increased life expectancy would be D. It is certainly true.
D <<<<< Answer
James Monroe was the 5th president of the US
King Charles I was forced to sign the petition of rights