In the context of the U.S. economy, small businesses:

A、 donotcreateasignificantpercentageofnewjobs.
B、 donotcontributesignificantlytogrossdomesticproducts.
C、 areoftenthefirsttocontractwhentimesaretough.
D、 haveaninsignificantimpactonthestateoftheeconomy.