AISH PLZ DON'T IGNORE​

Hi brothers and sisters may you tell me the answer of question ?

How can you avoid the problem of groupthink? a. by choosing a group leader to direct the group b. by composing the team of only like-minded individuals c. by encouraging all members to voice their opinions d. by keeping quiet when you disagree with another group member's opinion

Where did moon shadow’s father get the name windrider?