Irascible, irascible means to be easily angered.
"<span>D. The love of his beloved is more valuable than wealth or power" is the best option from the list since this piece is essentially about appreciating the important things in life that are not of the "material" world. </span>
A), since lymphatic means sluggish we can infer that this means that the nurse was sluggish and slow, but was "brisked up a bit"