题目内容
_________ comprises the vast majority of e-commerce by volume.
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You adopt a child and need to update your healthcare benefits to include that new child. This is an example of _________ e-commerce.
You file your income taxes online. This is an example of _________ e-commerce.
You use your smartphone to look up how much money you have in your bank account. This is an example of _________ commerce.
In ________, manufacturers or retailers sell directly to customers.
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