As he received an award for his leadership of a community engagement project, Jason said, We are so ...

As he received an award for his leadership of a community engagement project, Jason said, We are so appreciative of your support. Our team has spent many tireless nights working on this initiative.
 
  We couldn't be more proud of receiving this award. His use of we and our represents which general strategy for promoting group cohesion?
  a. Establish group identity and traditions.
  b. Make as many positive statements as possible.
  c. Recognize the importance of meeting a goal.
  d. Recognize and reward contributions.
  e. Devote the majority of the time to socializing.