Single/multi-select question: Does the sentence "Since October 2004, the iPod line has dominated digital music player sales in the United States, with over 90% of the market for hard drive-based players and over 70% of the market for all types of players." provide a valid answer to the question "Approximately what percentage of the hard drive-based music player sales does iPod have since 2004?"
OPTIONS:
--yes;
--no;
yes