Have you read what goes with this question?
Another word for no regrets is impenitent.
Impenitent means to not have any regrets or feel any shame about one's attitude or actions.
Examples of impenitent in a sentence :
-The bully was impenitent when he pushed the little boy off the swings.
-Julie's impenitent attitude after reading Sara's diary in front of her whole class, led to detention from the Headmistress.
Answer:
The Birds flew south to their winter home.
Explanation:
When you study basic English Grammar one of the first topics is the personal pronouns:
I ( Singular)
You ( Singular or plural)
He ( Singular)
She ( Singular)
It ( Singular)
We (Plural)
They (Plural)
The Pronoun The birds must be substituted by They flew south.....
An allusion is an expression designed to call something to mind without mentioning it explicitly; an indirect or passing reference.