题号:1876    题型:单选题    来源:2012年全国硕士研究生招生考试试题
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 ( )
$\text{A.}$ $\boldsymbol{\alpha}_{1}, \boldsymbol{\alpha}_{2}, \boldsymbol{\alpha}_{3}$. $\text{B.}$ $\boldsymbol{\alpha}_{1}, \boldsymbol{\alpha}_{2}, \boldsymbol{\alpha}_{4}$. $\text{C.}$ $\boldsymbol{\alpha}_{1}, \boldsymbol{\alpha}_{3}, \boldsymbol{\alpha}_{4}$. $\text{D.}$ $\boldsymbol{\alpha}_{2}, \boldsymbol{\alpha}_{3}, \boldsymbol{\alpha}_{4}$.
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