The value of 'a' for which one root of the quadratic equation <br> $(a^2 -5a +3) x^2 + (3a - 1)x+2 =0$ <br> is twice as large as the other, is :

Question

( A ) $2/3$
( B ) $1/3$
( C ) $-1/3$
( D ) $-2/3$