How could the following sentence from “The Birth of the Movie” be revised in order to include a comparative or superlative adjective?

“Films were very short in the early 1900s, and there were no such things as movie stars.”

A.
“Films were shorter in the early 1900s than they are now, and there were no such things as movie stars.”

B.
“Films were shortest in the early 1900s than they are now, and there were no such things as movie stars.”

C.
“Films were very shorter in the early 1900s than they are now, and there were no such things as movie stars.”

D.
“Films were very shortest in the early 1900s than they are now, and there were no such things as movie stars.”