The luxury axiom in Basu and Van (1998) asserts that- O a. For poor parents, not sending children to work is a luxury, and they will do so if their basic needs are met without having the children work O b. When poor families with children become rich, they tend to buy more luxuries than families that were always rich O c. The poor send their children to work so that the family can afford some luxury goods O d. Children cannot only survive on basic necessities, they need to have some luxuries