1.) If $\phi$ is a solution to a first order linear differential equation, then $c\phi$ is also a solution to this equation.

                   A) True                     B) False


2.) If $\phi$ is a solution to a first order linear homogeneous differential equation, then $c\phi$ is also a solution to this equation.

                   A) True                     B) False


3.) If $\phi$ is a solution to a first order linear homogeneous differential equation with constant coefficients, then $c\phi$ is also a solution to this equation.

                   A) True                     B) False