设 $\boldsymbol{\alpha}_1=\left(\begin{array}{l}0 \\ 0 \\ c_1\end{array}\right), \boldsymbol{\alpha}_2=\left(\begin{array}{l}0 \\ 1 \\ c_2\end{array}\right), \boldsymbol{\alpha}_3=\left(\begin{array}{c}1 \\ -1 \\ c_3\end{array}\right), \boldsymbol{\alpha}_4=\left(\begin{array}{c}-1 \\ 1 \\ c_4\end{array}\right)$ ，其中 $c_1, c_2, c_3, c_4$ 为任意常数，则下列向量组线性相关的为
A
$\boldsymbol{\alpha}_1, \boldsymbol{\alpha}_2, \boldsymbol{\alpha}_3$ ．
B
$\boldsymbol{\alpha}_1, \boldsymbol{\alpha}_2, \boldsymbol{\alpha}_4$ ．
C
$\boldsymbol{\alpha}_1, \boldsymbol{\alpha}_3, \boldsymbol{\alpha}_4$ ．
D
$\boldsymbol{\alpha}_2, \boldsymbol{\alpha}_3, \boldsymbol{\alpha}_4$ ．
E
F