A.
\(\left\{ \begin{array}{l}x \in \mathbb{R}\y = x + 1\end{array} \right.\)
B.
\(\left\{ \begin{array}{l}x \in \mathbb{R}\y = - \dfrac{1}{3}x + \dfrac{1}{3}\end{array} \right.\)
C.
\(\left\{ \begin{array}{l}x \in \mathbb{R}\y = - \dfrac{1}{3}x + \dfrac{1}{3}\end{array} \right.\)
D.
\(\left\{ \begin{array}{l}x \in \mathbb{R}\y = \dfrac{1}{3}x + \dfrac{1}{3}\end{array} \right.\)