Final answer:
Highly centralized decision-making runs counter to today's organizational trends, which favor flat structures with decentralized decision processes and collaborative work environments.
Step-by-step explanation:
The topic at hand is the impact of information and communications technologies on organizational sizes and trends within companies. Which of the following runs counter to the organizational trends in today's companies? The correct answer is A) Highly centralized decision-making. In the context of current organizational trends, such as the move towards decentralization, increased collaboration, and the leveraging of internet technologies, a hierarchical structure with a centralized decision-making process would run counter to these trends. Organizations are now adopting flat structures, emphasizing team-based approaches, and exploiting global e-commerce, which are all conducive to quick responsiveness to technological and economic changes.