A group member who discusses group deliberations with an expert outsider and reports his or her findings to the group is most likely trying to prevent a. brainstorming. b. escalation of commitment. c. group polarization. d. groupthink. e. risk propensity

d. groupthink.

Explanation:

Groupthink is a psychological phenomenon that describes a situation in which the group's tendency or desire to reach consensus or harmonious conclusion makes the group to reach conclusion without proper or thorough critical evaluation of various alternatives.

In other words, it is basically based on the intention of not wanting to upset the group or minimize conflict, but often times, leads to the group not assessing various critical options before reaching a decision.

Hence, in this case, the group member who discusses group deliberations with expert outside, and then inform the other group members is trying to avoid the phenomenon called "Groupthink".

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