Read the following seven passages and answer the items that follows. Your answers to these items should be based on the passages only.PASSAGE- 5 : Flamingos in large flocks in the wild are social and extremely loyal. They perform group mating dances. Parents are very fond of their chicks, gathering them into creches for protection while both males and females fly off to search the food.Question: Which among the following is the most logical corollary to the above passage?

• A. Mass nesting in all species of birds is essential to ensure complete survival of their offspring.
• B. Only birds have the capacity to develop social behaviour and thus can do mass nesting to raise their chicks in safety.
• C. Social behaviour in some species of birds increases the odds of survival in an unsafe world.
• D. All species of birds set up creches for their chicks to teach them social behaviour and loyalty.