Consider

$y^{\text{'}\text{'}}+2y^{\text{'}}y-3y=0,y(-1)=0,y^{\text{'}}(-1)=1$

Which of the following is$/$are correct statements for the given equation

The differential equation is nonlinear.

II$)$ The equation can be solved by the implicit Euler method after putting into the first order form.

III$)$ The obtained system$/$equation can be solved by the explicit Euler method after putting Into the first order form.

A$)$ I only

B$)$ III only

C$)$ I and II

$($D$)$ I and III

E$)1,$ II and III