Problem For The Day! 13 - Oct - 2014

Let $x(t)$ be a time limited signal from $t = -1$ to $t = 3$. The signal given by $$y(t) = x(1-t)+x(2t-1)u(1-t)$$ is time limited from

(A)  -1 to 1. $\quad$ (B)  -2 to 2. $\quad$ (C)  -2 to 1.$\quad$ (D)  -1 to 2.