Question

Which does not contain a run-on sentence?

A.
The aurora borealis can sometimes be seen in northern America, these lights are a phenomenon of luminous colored light that appears in the sky.

B.
The aurora borealis is a phenomenon of luminous colored light that appears in the sky, and it can sometimes be seen in northern America.

C.
The aurora borealis is a phenomenon of luminous colored light that appears in the sky, lights can sometimes be seen in northern America.

D.
The aurora borealis is a phenomenon of luminous colored light; sometimes be seen in northern America an

Answer 1

@adajiamcneal

Answer 2

B