A decision maker has chosen .4 as the probability for which he cannot choose between a certain loss of 10,000 and the lottery p(-25000) + (1-p)(5000).If the utility of -25,000 is 0 and of 5000 is 1, then the utility of -10,000 is:

Select one:

a.

4

b.

.6

c.

.4

d.

.5