18 (5 points) Which of the following is a drawback of a minimum wage in terms of social policy? O1) It tends to be lower than the earnings required for a full-time worker to rise above the poverty level. 2) It assumes people will take differences in pay into account when they choose a career. 3 ) It places the employer at an economic disadvantage relative to employers that pay the living wage. 4) It applies only to the hours worked beyond 40 in one week