Answer:
the author's heart hurts as he recalls past memories of the country; whose hills and farms he once knew. he remembers how he was content when he used to live there. However, even though he was happy there, he could not go there again.
D. An undisclosed disease that he had harbored for years. DR. Lanyon had died as a result of falling ill
A clause is a unit of grammatical organization next below the sentence in rank and in traditional grammar said to consist of a subject and predicate.