19. Which equation below describes a line PARALLEL to the plane with equation \( 3 x-2 y+z= \) 7 ?
A. \( \overrightarrow{r(t)}=(1+3 t,-2 t, 2+t) \)
B. \( \overline{r(t)}=\{1+2 t, 3 t, 2\rangle \)
C. \( \overrightarrow{r(t)}=\langle 1+t, t, 2+t\rangle \)