Answer:
One of the required structural changes that must be made immediately at Holden Evan to deal with the problems caused by the three SBU marketing teams is:
Merge the three marketing teams of each SBU into a single marketing division serving all product lines.
Step-by-step explanation:
The marketing department is not a product-based team. Therefore, a marketing team should not be tied to just one SBU. The SBU structure can be continued. But the combination of the marketing teams into a single group creates synergy, avoids effort duplication, reduces competitiveness among the various teams, and above all, helping the group' brand managers to utilize accumulated resources, knowledge,and information of the entire marketing organization for the benefit of the different SBUs.