Answer:
The reference of bird has always been used as hope.
Step-by-step explanation:
The bird is symbolised for freedom, for liberty and for emancipation. They are independent of doing their deeds. They are capable of achieving anything they wish for without the fear of getting caged down. They can sore up in the sky and roam freely on earth. They symbolise eternity in one’s life and also acts as a connection between the earth and the heaven. Thus, the reference of bird has always been used as hope.