C. A. 5th Cir. [Certiorari granted, 405 U. S. 987.] Motion of National Consumer Law Center, Inc., for leave to dispense with printing amicus curiae brief granted. Motion of the Solicitor General for leave to participate in oral argument as amicus curiae in support of petitioner granted and 15 minutes allotted for that purpose. Respondent also allotted 15 additional minutes for oral argument.