Read the excerpt below and answer the question. What more needs to be said, except that celestial spirits may sometimes descend even into the houses of the poor, whilst there are those in royal palaces who would be better employed as swineherds than rulers of men?

What is the purpose for the use of the underlined term in the above excerpt?

to suggest the role of fortune in determining Griselda's good character
to demonstrate that Gualtieri is undeserving of his wife
to suggest that God has intervened to improve Griselda's life
to show that fortune and fate always work out for the best