Read the following context and choose the best option to answer the question.
Context: Coming back from Ireland was much harder than the previous twice I was home . It was entirely unexpected , but when the plane dropped below the clouds and revealed hundreds of little green fields , I was hit with a wave of homesickness unlike anything I ' ve experienced before . It continued for the ten days I was there .
Question: Why is the narrator so mounrful ?
Options: 
A. They miss traveling .
B. They miss having wanderlust .
C. They miss getting away .
D. They miss family .


D