Answer: It only focused on brand competitors
Explanation:
The options to the question are:
A) It idenfied the wrong brand competitors.
B) It was too obsessed with market dominance.
C) It only focused on brand competitors.
D) It didn't engage in competitive analysis.
E) It refused to collaborate with its competitors.
From the question, we are informed that Kodak focused on maintaining market dominance over Polaroid and Fuji but failed to consider Sony, Nikon, Canon, and even smartphones.
The mistake made by Kodak was that it only focused on brand competitors. Kodak failed to realise that firms such as Sony, Nikon, Canon, and even smartphones are competitors as well.