Answer:
Minimum Expected opportunity loss is design A = $241,500
Explanation:
Designs Revenues probability expected Revenue
A $120,000 0.3 $36,000
$255,000 0.5 $127,500
$390,000 0.2 $78,000
Total 241,500
B $130,000 0.3 $39,000
$295,000 0.5 $147,500
$460,000 0.2 $92,000
Total 278,500
C $100,000 0.3 $30,000
$300,000 0.5 $150,000
$480,000 0.2 $96,000
Total 276,000
Design A and Design C are both opportunity losses but between the two opportunity losses Design A is the minimum expected opportunity Loss.