Answer:
(Option 3) Palestinian refugees have a deep yearning to return to their homes.
Step-by-step explanation:
It keeps referring to leaving their joys and sorrows in Palestine. In the end it said "We left them, hoping to return".
In process of elimination, the tone is sad, so option 1 is incorrect. It never mentioned about a new homeland, canceling option 4. The article wasn't focused on orchards and flowers, leaving only option 3, so option 3 is correct