10ac Behaving foolishly (8) (???????g) 15ac Computer code. (5) (A?c??) 27ac Fall to below zero.(6) 3d outperform. (5) (e???l) 5d Informative, (12) E???g?t?e?h?u?h) 6d Current affairs centres.(9) (n???g?t?n?n?) 7d Give out. (4) (e???) 11d Bird with a spotted breast. (6-6) (?i?t?e-?h?u?h) 13d Operating independently .(5-5) (?t?n?-A?o??) 16d Taking into the body. (9) (??g?s?i?e) 21d Part of cathedral in front of altar. (5) (C?o??)