Suppose that a firm's production function is q = 10LK. Consider the following combinations of Labour and Capital: (1, 36), (4, 9), (6, 6), (9, 4) and (36, 1) where the first number in each case refers to L and the second refers to K. Which of the following statements is true?

	A.	K and L are perfect substitutes
	B.	K and L are imperfect substitutes
	C.	K and L are perfect complements
	D.	None of the above is true