What were two developments for the battle of Britain?

The developments made by the British such as the practical use of radar, the design of sophisticated fighter planes and the overall organization of command and production were unprecedented in the amount of time Britain had to prepare for eventual war with Germany.

Explanation:

the best description of postwar writers might be progressive.

following the war, writers showed a tendency to work on artistic or social matters rather than political themes. while postwar literature may not have been the greatest period of english literature, the themes provided excellent critics a high number of novels. such examples include anthony burgess, anthony powell and frank kermode, all of which can be placed under the progressive view.

i believe the correct answer is option b. most eastern european nations joined nato.

though i could be wrong, option d. the eastern european nations were granted complete independence, would be another choice.

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