Select the sentence below that best summarizes the american military response to radical islam since 9/11.
a "it changes as the nature of radical islamic terrorism changes"
b "it attacks with pre-emptive airstrikes to take out terrorist cells and uses diplomacy."
c "it invades their territory and then uses airstrokes and drones."
d "it involves everything from diplomacy to the use of drones, and it changes as the nature of radical islamic terrorism changes."

D "It involves everything from diplomacy to the use of drones, and it changes as the nature of radical Islamic terrorism changes."

Explanation:

After 9/11 American government went full power on the Islamic extremist and the countries that protected them, from diplomacy to different tactics, they didn´t stop till the treat was killed, whe the killed Osama Bin Laden there were still a lot of extremists around. The importance of 9/11 in history is that it was the first time America was attacked in modern era in continental land, american people never suffered in their own soil, all their wars were fought far from home, when 9/11 happened they felt vulnerables and tried and do everything to prevent another attack like that.

britian is way too advanced for me my good luck