You used that as well. My english teacher tried to discourage me put it in because it "wasnt sophisticated enough. i hope i put them of the track when i accredited it to lars ulrich and james hetfield instead of metallica.
My advice would be to have a good knowledge of say 3 speeches incase they do not specify a particular speech and then just have a working knowledge(a few points) of the others, so you can just satisfy that you have do the specified one if it gets put in
IUPAC preferred is named is polysterene
BUT
systematic name is polyethenylbenzene from memory according to Conquering chemistry, so i think xiao was right