Four machine cells are denoted by A, B, C, and D. The four locations are denoted by 1, 2, 3, and 4. The distance matrix is d, and inter-cell material movement matrix is M. The CABD (C to 1, A to 2, B to 3, and D to 4) assignments Total Distance (TD) is:

			A	B	C	D
Movement matrix		A		10	0	0
	M	B			15	5
		C				10
		D

Distance matrix
	d		1	2	3	4
		1		1	5	4
		2			3	1
		3				3
		4

Select one:

A. 155

B. 145

C. 160

D. None of them

E. 165