单选题 C Weknowmusicisveryimportantinourdailylife.Doyounoticemusicplayingatanyofthoseplaceswhenyougosomewhere?Todaymoststores,stations,restaurantsandotherplacesplaymusic.Youmightevenhearmusicinanofficeoronafarm? Scientistsbelievethatmusicinfluencesthewaypeoplebehave.Theythinkthatthesoundofwesternclassical(古典的)musicmakespeoplefeelricher.Whenarestaurantplaysclassicalmusic,peoplespendmoremoneyonfoodanddrinks.Whentherestaurantplaysmodernmusic,peoplespendlessmoney.Withoutmusic,peoplespendeverless. Scientistsalsobelievethatloud,fastmusicmakespeopleseatfaster.Somerestaurantsplayfastmusicduringtheirbusyhours.Thismakespeopleeatfasterandleavequickly.Restaurantscanmakemoremoneyinthisway. Somescientiststhinkthatmusicmakesyouthinkandlearnbetter.Theysaythatmusichelpsstudentstobemoreactive.Itistruethatpeoplelearnbetterwhentheyarerelaxed.Andlisteningtomusiccanhelpyourelax. Nexttimeyouhearmusicsomewhere,becareful.Itmightinfluencethewayyoudothings.