The rules of engagement for United Nations troops stationed in Bosnia prohibit ... ...

The rules of engagement for United Nations troops stationed in Bosnia prohibit deadly force unless all ________ actions have be exhausted.
(A) comparable
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Nova Text Completions: Lesson Set

 
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Posted: 09/25/2012 17:27
Why is it alternative..?
Contributor
 
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Posted: 09/25/2012 19:06
Srujana, the key word is "exhaustive". Btw, make sure you tap on "Show Correct Answers" in order to see the explanation.