A competitive environment where there is weak to moderate rivalry among sellers, high entry barriers, weak competition from substitute products, and little bargaining leverage on the part of both suppliers and customers

a$.$

can be said to lack powerful driving forces.

b$.$

gives an industry competitor the best potential for building sustainable competitive advantage over rival firms.

c$.$

seldom is very attractive for earning above$-$average profits.

d$.$

is competitively attractive from the standpoint of earning above$-$average profits

e$.$

the information provided is insufficient to draw a valid conclusion about any of the above.