The Battle of Britain was a major air campaign fought over southern England in the summer and autumn of 1940. ... The Battle of Britain was ultimately a test of strength between the German Air Force (Luftwaffe) and the RAF. The RAF had become an independent branch of the British armed forces in 1918.
Answer:Newton:Pioneered the scientific Method
Kepler:Discovered the three laws of planetary motion
Bacon:Pioneered the scientific method
Galileo:Was Persecuted for his support of the heliocentric theory
Explanation:
its letter d :) hope this helps
Obama is the former president of the USA