Consider cost feasibility:
a. List sources of the major development costs for alternative a.
b. List sources of the major operational costs for alternative a.
c. List sources of the major development costs for alternative b.
d. List sources of the major operational costs for alternative b.
e. Which alternative is likely to be cheaper to develop?
f. List and describe factors that may make alternative a cheaper to operate.
g. List and describe factors that may make alternative ‘b’ cheaper to operate. a