C. A. 6th Cir. [Certiorari granted, 439 U. S. 1066.] Motions of Delaware State Board of Education et al. and Pacific Legal Foundation for leave to file briefs as amici curiae granted.
C. A. 6th Cir. [Certiorari granted, 439 U. S. 1066.] Motions of Delaware State Board of Education et al. and Pacific Legal Foundation for leave to file briefs as amici curiae granted.