group development and team building

By using the  power point please

 Part 1 :

In your opinion/words, identify some steps supervisors can take to improve their team's productivity. 

write with 150+ words.

Part 2 another APA apart ..

 What are some of the primary reasons people resist change? 

What are some of the ways a team leader can help change to be accepted? 

Compare and contrast formal groups and informal groups. 

Explain the importance of leadership in both types of groups.

must be written in an APA Style of Writing, no less than 400 words, with multiple academic resources and citations to support the content of the case study.