Choose the grammatically correct use of an absolute phrase from the following sentences.

the school bus drove over the hill, its lumbering yellow form full of raucous students.

the school bus drove over the hill its lumbering yellow form full of raucous students.

the school bus drove over the hill, and its lumbering yellow form full of raucous students.

the school bus drove over the hill; its lumbering yellow form full of raucous students.