Then the set of comfortable and affordable houses is
A. {x1/0.8, x2/0.8, x3/0.1, x4/0.2}
B. {x1/0.9, x2/0.9, x3/0.6, x4/0.7}
C. {x1/0.8, x2/0.8, x3/0.6, x4/0.7}
D. {x1/0.7, x2/0.7, x3/0.7, x4/0.9}
Answer:A
Then the set of comfortable and affordable houses is
A. {x1/0.8, x2/0.8, x3/0.1, x4/0.2} B. {x1/0.9, x2/0.9, x3/0.6, x4/0.7} C. {x1/0.8, x2/0.8, x3/0.6, x4/0.7} D. {x1/0.7, x2/0.7, x3/0.7, x4/0.9}