What is the order of a differential equation?

The power of the highest order derivative

The number of terms in the equation

The sum of all coefficients in the equation

The degree of the polynomial in the equation

What is an initial value problem for a differential equation?

A problem with known initial condition

A problem with changing coefficients

A problem with no solution

A problem with multiple solutions

An equation with all terms containing dependent variable and its derivatives

An equation without any solution

An equation with only constant coefficients

An equation with a unique solution

A solution with only one form

A solution that depends on constants

A solution that contains all possible solutions

A unique solution for any initial condition

A specific solution satisfying given conditions

A general solution with constants

A solution without any variable terms

An unstable solution