Dave sat through the meeting feeling convinced his team was misinterpreting recent marketing research, but he didn't say anything. The team leader was a close friend. Plus, he didn't want to disrupt the team since he perceived himself to be the only one with reservations. Dave's team appears to be experiencing:

a$.$

Norming

b$.$

Storming

c$.$

Performing

d$.$

Groupthink

e$.$

Social loafing

f$.$

Devil's advocacy