In a competition a school awarded medals i different categories, 36 medals in dance, 12 medals in dramatics and 18 medals in mus
ic. If these medals went a total of 45 persons and only 4 persons got medals in all thr three categories, hk many received medals in exactly two of these categories?
Slavery played the central role during the American Civil War. The primary catalyst forsecession was slavery, especially Southern political leaders' resistance to attempts by Northern antislavery political forces to block the expansion of slavery into the western territories.
