​Which of the following is TRUE about firms organized along functional lines?

A) ​Workers find it difficult to develop functional expertise
B) Workers can easily share information within their division
C) They inhibit the exploitation of economies of scale
D) ​All of the above

Firms organized along functional lines have workers grouped by their area of expertise, which allows for easy sharing of information within the division. Workers can develop functional expertise as they are specialized in their field. However, it may inhibit the exploitation of economies of scale, as departments may focus more on their own functions rather than the overall goal of the organization. Therefore, options A and C are incorrect.