多选题]The main types of e-commerce are

A、business-to-consumer(B2C),inwhichonlinebusinessesattempttoreachindividualconsumers;business-to-business(B2B),inwhichbusinessesfocusonsellingtootherbusinesses;
B、consumer-to-consumer(C2C),whichprovidesamarketinwhichconsumerscansellgoodstoeachother;
C、mobilee-commerce(m-commerce),whichreferstotheuseofwirelessdigitaldevicestoenableonlinetransactions;sociale-commerce,whichiscommerceenabledbysocialnetworksandonlinesocialrelationships;
D、locale-commerce,whichise-commercethatisfocusedonengagingthecustomerbasedonhisorhergeographicallocation.