B. people should work together to better their society
Answer:
Jean-Jacques Rousseau
Explanation:
Jean-Jacques Rousseau was the philosopher that matched the description given.
a using imagination when creating hypotheses and designing experiments
b collecting relevant evidence or data
c using logic and reason when making explanations and conclusions
d building models to better understand natural events
THERE IS MORE THAN ONE ANSWER HERE
Answer:
A. nations should act together to promote peace
Explanation:
After World War 2, many countries believed in the principle of collective security which means that nations should act together to promote peace.