A retailer is deciding how many of a certain product to stock. The historical probability distribution of sales for this product is 0 units, 0.1; 10 unit, 0.2; 20 units, 0.3, and 30 units, 0.4. The product costs $18 per unit and sells for $45 per unit. Any unsold units will be discarded. The conditional value for the decision alternative "Stock 30" and state of nature "Sell 10" is

a.

$-09 profit (loss of $90)

b.

1.4 units

c.

none of the answers is correct

d.

$-1 profit (loss of $1)

e.

-$190 profit (loss of $190)