In the first sentence of the passage, the clause set off by dashes ("she adopted.
- sell") serves primarily to explain
a) rowling's reversal of gender stereotypes in her writings
b) the origins of rowling's pen name
c) the economic hardships faced by rowling's family
d) why rowling did not expect her novels to be financially successful
e) why rowling was drawn to writing young adult fiction
which one is correct?