Final answer:
In commanding or ordering roadblocks to communication, there is a tendency to suggest immediate solutions without considering alternatives, which may result in groupthink.
Step-by-step explanation:
In the context of a commanding or ordering roadblock to communication, the common behavior is Option 3: Suggesting immediate solutions without considering alternatives. This approach tends to suppress open communication as there is an emphasis on getting quick results, often at the expense of thorough discussion and consideration of multiple viewpoints or innovative solutions. Such a strategy may lead to groupthink, where the desire for conformity in the group results in a dysfunctional decision-making outcome. On the other hand, avoiding groupthink involves encouraging open-ended discussions, seeking multiple opinions, and weighing the costs and benefits of all options.