Amom feels ill at a family picnic, so her husband drives her to the hospital at 90 miles an hour and with their three teenage children in the car. billy says "dad, you can't go this fast. we might be stopped for speeding." josh says, "slow down, dad. it's crucially important, no matter what, to obey the law." sarah, furious, yells, "you guys are crazy! saving mom's life is more important than any law." using kohlberg's categories, pick each sibling's level of moral reasoning. a) billy—conventional; josh—preconventional; sarah—postconventional b) billy—preconventional; josh—conventional; sarah— postconventional c) billy—premoral; josh—fairly moral; sarah—extremely moral d) billy—amoral; josh—postmoral; sarah—overly moral