How much should i sell this painting for? 4' x 4'

This is a picture i'm drawing for my art class! i need to know if it good (first of all) and that it represents dia de los muertos (

How does the character of the fourth movement compare with the first three? consider such factors as tempo, texture, rhythmic character, and melodic themes.

Because vacation shots are taken quickly, you shouldn't worry about any rules of composition or elements of design. true or false