The infinitive phrase in this sentence is to speak clearly, and it is used as a subject of the sentence. What/who is essential to being understood? To speak clearly.
Well, in his letter to the church he states that the problem needs to be reveled and fixed. For the people like him who are not being shown equality "it is like sinking in quicksand". He mention multiple reason for equality. The main purpose of that letter is so the church would make a change.
hopes this helps
“How could you have the heart to put your own child out among strangers?”
Answer:
Setting,Characterization,Plot and structure,Narrator and Point of view,Conflict,Climax, and Theme.
Explanation: