Does "The song "Tom's Diner" by Suzanne Vega was the first song used by Karlheinz Brandenburg to develop the MP3." contain the correct answer to "The song was listened to multiple times to try and refine what?"
OPTIONS:
- yes
- no

A: no

Does "The Diaz administration made political decisions and took legal measures that allowed the elite throughout Mexico to concentrate the nation's wealth by favoring monopolies." contain the correct answer to "The Diaz administration allowed the elite to concentrate wealth by favoring what?"
OPTIONS:
- yes
- no

A: yes

Does "Lead oxide also facilitates solubility of other metal oxides and is used in colored glasses." contain the correct answer to "Lead oxide makes it easier to dissolve what?"
OPTIONS:
- yes
- no

A:
yes