C. A. 5th Cir. [Certiorari granted, 446 U. S. 917.] Motions of Securities Industry Association and National Committee of Discount Security Brokers for leave to participate in oral argument as amici curiae denied.
C. A. 5th Cir. [Certiorari granted, 446 U. S. 917.] Motions of Securities Industry Association and National Committee of Discount Security Brokers for leave to participate in oral argument as amici curiae denied.