In what contested body of water did a u. S. F-35c fighter jet crash-land recently, triggering an american effort to retrieve the wreckage amid concerns that china may try to recover it?.

answer; /// i do believe that the correct answer is (a); a farming tribe that settled primarily along the mississippi and arkansas rivers;

d. she conquered the black sea coast and parts of poland.

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.

hope this ! : )

sonar maybe? ? i dont know the choices