The central question posed in this week's cover story is this: Can teaching rebellious young girls how to become old-school "ladies" save them from a cycle of teen pregnancy and poverty?Teen pregnancy is a riddle in Texas, a state that has the second-highest teen birthrate in the country behind California. Abstinence-only education doesn't work. And, as of 2004, teen childbearing in Texas was costing taxpayers at least $1 billion, according to the National Campaign to Prevent Teen and Unplanned