Final answer:
The storming phase of team formation is characterized by conflict and disagreement as team members express their differences and work to establish their roles within the group.
Step-by-step explanation:
The "storming" step of team formation is b) Conflict and Disagreement. This phase typically follows the initial formation of the team when members start to express their individual differences and viewpoints. During storming, team members often encounter conflicts and disagreements as they assert their personal ideas and try to find their place within the team's dynamics. It's a critical stage where teams deal with challenges, but with effective communication and negotiation strategies, they can move to the next stage of team development, which is norming, followed by performing.