One reads in the newspaper: "Today the president and Congress stiffened the requirements that child care providers must meet before they can offer their services for sale." As a result, an economist would predict that

	a.	the supply of child care services will increase, thus lowering the price of child care services.
	b.	the supply of child care services will be unaffected by the stiffer requirements and therefore the price of child care services will not change.
	c.	the demand for child care services will fall because people who buy child care services do not want stiffer requirements placed on child care providers.
	d.	the supply of child care services will decrease, thus raising the price of child care services.
	e.	none of the above