question_answer

Let \[\overrightarrow{v}=\overrightarrow{i}\times (\overrightarrow{j}\times (\overrightarrow{k}\times (\overrightarrow{i}\times (\overrightarrow{j}\times (\overrightarrow{k}\times (\overrightarrow{i}\times \overrightarrow{j}\times (\overrightarrow{j}\times \overrightarrow{k})))))))).\] Then \[\left| |\overrightarrow{v}| \right|\] is equal to

A)  0                                

B)  1

C)  \[\sqrt{3}\]                   

D)  3