
3.

List the coordinates of the vertices of the feasible region to represent the
number of first visits and the number of followups that can be performed.
a.  (0, 0), (16, 0), (8, 8), (0, 8)  c.  (0, 0), (7, 0), (4.5, 8), (0,
8)  b.  (0, 0), (8, 0), (4.5, 7), (0, 7)  d.  (0, 0), (6, 0), (4, 7), (0,
8) 
