Sketch a Few Solutions of the Differential Equation on the Slope

Multiple Choice

Sketch a few solutions of the differential equation on the slope field and then find the general solution analytically. $\frac { d y } { d x } = 1 - y$

A) $y = C \ln ( 1 - y )$
B) $y = 1 x + C e ^ { - x }$
C) $y = 1 - 2 C e ^ { x }$
D) $y = C \ln ( y - 1 )$
E) $y = 1 + C e ^ { - x }$