Get your taxes done using TurboTax

Any of the choices you listed are acceptable - E-commerce, Online sales or Online Reselling.

Your description of the "work industry" or "type of work" won't change your tax calculation. It helps us personalize your info and get you the best possible tax breaks. 

For example, I chose "Retail" for the "I work in...." screen and the following screen gave some additional questions to help focus the remaining interview questions. See the attached screenshots as an example.