Which of the following is not a potential pitfall of an integrated overall low cost and differentiation strategy?

Firms that miscalculate sources of revenue and profit pools in the company industry.

Firms that underestimate the expenses associated with coordinating value$-$creating activities in the extended value chain.

Firms that fail to attain both strategies may end up with neither and become stuck$-$in$-$the$-$middle.

Firms that target too large a market that causes unit costs to increase.