What is the most effective way to combine sentences 6
and 7?
O A. My own sister is having a hard time in math
attending one of the elementary schools that
feeds into our high school.
O B. My own sister attends one of the elementary
schools that feeds into our high school
although she is having a hard time in math.
C. My own sister, who attends one of the
elementary schools that feeds into our high
school, is having a hard time in math.
O D. My own sister attends one of the elementary
schools that feeds into our high school, she is
having a hard time in math.