Explain What role did the British air force play in World War II?

By the start of World War II in 1939, the Luftwaffe was the strongest and best-trained air force in the world. They played a crucial role in Germany's methodical and highly effective invasion of much of Western Europe, including Poland, Holland, Belgium and France.

Explanation:

The Royal Air Force's (RAF) bombing offensive against Nazi Germany was one of the longest, most expensive and controversial of the Allied campaigns during the Second World War. Its aim was to severely weaken Germany's ability to fight, which was central to the Allies' strategy for winning the war

Explanation:

the fact that could also be added to column b is that during world war ii, specifically between the years 1941 and 1945, japan expanded its territory towards the indonesian territory in what was known later as part of the "pacific war". in that time, japan could conquer the philipines, singapore,   borneo, central java, malang, cebu, sumatra and various other islands of the area, therefore expanding its territory for a brief period of time.

answer: your option is d

explanation: