Answer:
i b) Group cohesiveness
ii c) Group heterogeneity
iii a) Group norms
iv d) Social loafing
Explanation:
i b) Group cohesiveness (this terms refers to the strong link between members of a social group as a whole)
ii c) Group heterogeneity (Refers to inter functional collaboration, individuals from different fields will be working together)
iii a) Group norms (refers to the informal rules that a group adopts and regulate on its own)
iv d) Social loafing (this terms refers to the idea that people are prone to exert less effort while working in a group, considering that others will take care of the work)