According to “The Call of the Wild”, as a new lead dog, Buck improved the solidarity of the team. What does this mean?

• The team traveled faster
• The team was stronger
• The team was more unified

The team was more unified.

In "The Call of the Wild," when it is mentioned that Buck improved the solidarity of the team as a new lead dog, it means that the team became more unified.

According to "The Call of the Wild," when Buck became the new lead dog, he improved the solidarity of the team. Solidarity refers to the unity and cohesion within a group. In this context, it means that Buck helped to bring the team together and create a sense of unity among the dogs.

To understand what this means, you can refer to the details and events in the book. Look for instances where Buck's leadership positively influenced the team dynamics. This could include situations where the dogs worked more cohesively, cooperated better, or had improved communication.

By analyzing these instances, you can infer that the answer to your question is:
- The team was more unified.