In the Brown V

In the Brown v. Board of Education case, why did Justice Earl Warren decide to consolidate five similar cases under the name of Brown and not Briggs?

A) Because Briggs wasn't a plaintiff.
B) His wife's last name was Briggs.
C) Briggs was from South Carolina and Warren personally disliked the South.
D) He preferred to choose a case from the Midwest and not one from an old Confederate state.
E) He believed it was a more appealing name.