EXCLUSIVE The Department of Education is giving morning-after pills and other birth-control drugs to students at 13 high schools, The Post has learned. School nurse offices stocked with the contraceptives can dispense “Plan B” emergency contraception and other oral or injectable birth control to girls without telling their parents — unless parents opt out after getting a school informational letter about the new program. CATCH — Connecting Adolescents To Comprehensive Health — is part of a citywide attack against the epidemic of teen pregnancy, which spurs many girls — most of them poor — to drop out of school. Helayne...