Q$6$: Define G$\text{'}$:$\{0,1\}^$n$->\{0,1\}^4$n where G$^\text{'}($x$)$G$($G$\_1($x$))||$G$($G$\_2($x$))$G$($y$\_1)||$G$($y$\_2).$ Is G$\text{'}$ still a PRG$?$ If yes, explain why; if not, give an explicit attack that violates the PRG definition