Answer:
try mixing the first question and last question if that helps but none of these will be perfect because they hold different points
D. "this was an uneasy secret..."
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