Answer:
Option A
Explanation:
From this statement, "Setsuko says she will feel much happier after she divorces her husband", it can be concluded that Setsuko is not happy in her marriage, she is miserable which have left her unhappy in the marriage.
Based on the Research, What a Person should think is "Yes", because she is unhappy that is why she made that statement.
Option A is the best answer that shows what a person will think from the statement she made.