Marco has been appointed team leader of a committee that will develop a new process for submitting expense claims. he wants to ensure that his team avoids groupthink. what should he do?

In the question, the options are missing. So, here are the options;
A) Choose team members with similar backgrounds
B) Develop systematic procedures for the team to follow.
C) Demand that his team make decisions quickly
D) Make sure his team knows what outcomes he favors
From the given options, the correct option is, "B) Develop systematic procedures for the team to follow".

if we look at the other options, we see that having team members that are similar in background can lead to group think, similarly demanding quick decisions and having a strong leader who favors specific outcomes can also lead to group think. thus, B is the best choice among the given options. I hope this helps!