Does the option to download appendixs in an audio format improve the quality of your educational experience? Does it make learning more convenent because of its portability? Does it help you learn in different ways or is is something you will not use? Describe your attude toward this option?
Only YOU can really write an answer to this since it asks, "Does it help you learn ... Describe your attitude ...
Here are some article on various learning styles. You should probably figure out what your predominant learning style is and use that information in answering these questions.
http://www.google.com/search?hl=en&as_q=kinesthetic+visual+auditory+learning&as_epq=&as_oq=&as_eq=&num=10&lr=&as_filetype=&ft=i&as_sitesearch=&as_qdr=all&as_rights=&as_occt=any&cr=&as_nlo=&as_nhi=&safe=images