Here are the correct answers for the passage provided:

1. **B. leadership**
2. **B. atmosphere**
3. **C. teamwork**
4. **B. solve**
5. **B. skills**
6. **D. leaders**

So the completed passage would read:

"Joining community service clubs helps students develop empathy and a sense of social responsibility. In these clubs, children volunteer to help people in need, which enhances their **leadership** and interpersonal skills. While engaging in these activities, they meet peers who share their values and create a positive **atmosphere** for growth. Working on shared projects with club members, students learn how to effectively communicate and support each other, fostering **teamwork**. Additionally, children learn to **solve** problems together, boosting their problem-solving abilities. They also develop valuable **skills** like time management and cooperation. Mentors in these clubs can serve as role **leaders** who inspire and motivate kids."