Identify the independent variable in this experiment light

The story is about a postmaster who is trying to adapt to the new life in the village of ulapur. in what way is the postmaster's life different from his life in urban calcutta?

Fine fellow, that lebrun," said arobin when robert had gone. "i never heard you speak of him.""i knew him last summer at grand isle," she replied.  what becomes apparent during this conversation? robert and arobin are both aware they are rivals for edna’s affections.arobin is unaware of robert’s role in edna’s life, but robert is aware of arobin’s role.robert is completely unaware of arobin’s romantic intentions and love for edna.robert has much more confidence in himself than arobin does.

Where are the strongest jet streams located? over high altitudes over land in the lower atmosphere far away from the equator