单选题 :α 1 =(a 11 ,a 21 ,a 31 ) T ,α 2 =(a 12 ,a 22 ,a 32 ) T ,α 3 =(a 13 ,a 23 ,a 33 ) T ,向量组
(Ⅱ):β 1 =(a 11 ,a 21 ,a 31 ,a 41 ) T2 =(a 12 ,a 22 ,a 32 ,a 42 ) T ,β 3 =(a 13 ,a 23 ,a 33 ,a 43 ) T ,则______
A.(Ⅰ)相关 (Ⅱ)相关.
B.(Ⅰ)无关 (Ⅱ)无关.
C.(Ⅱ)无关 (Ⅰ)无关.
D.(Ⅰ)无关
【正确答案】 B
【答案解析】