The answer to this would be the united states (=<span />
Answer: D They wanted a foundation for self-government
<span>select one:
a. acoustic countermeasures.
b. sonar.
c. centimetric radar.
d. both sonar and centimetric radar.
e. all these answers are correct.
A quick google search said centimetric radar was invented in 1935 during the range of WWII.
Hope I helped some</span>
I have done some research and went off of what I knew, but I am going to say the answer is B. Its the only one that makes the most sense.
Pittsburg Landing fit into the Northern strategy in fighting the war by the Union wanting to gain control of the tributaries that flowed into the Mississippi River.
Hope this answers the question. Have a nice day.