Why was the letter written-- what was the wonderful thing that had happened ​

Which is not covered under the common topic “relationship” a. causes and effects b. comparisons and contrasts c. contraries and contradictions d. antecedents and consequences

The correct word to complete the sentence

In chapter 5, ekwefi is called "a woman who had suffered a great deal and in chapter 6, when discussing ezinma with chielo, she states, '"i pray she stays." speculate what may have been an event that caused suffering in ekwefi's past.