C. A. D. C. Cir. Motion of Scientists & Engineers for Secure Energy, Inc., for leave to file a brief as amicus curiae granted. Certiorari granted, cases consolidated, and a total of one hour allotted for oral argument. Justice Powell took no part in the consideration or decision of this motion and these petitions. Reported below: 222 U. S. App. D. C. 9, 685 F. 2d 459.