The response of both France and Britain after Germany’s expansion of territory was D. to try to avoid war.
This refers to the portion of land or geographical area that belongs to a person or country.
Hence, we can see that based on the invasion of Poland by Germany at the start of WWI, the countries of both France and Britain tried to avoid being involved in a direct war.
Read more about WWI here:
https://brainly.com/question/8535233
#SPJ1