why do i have to pay $79 if i wanted to stick with standard

If you started in the Free Edition of TurboTax, you may have entered something that triggered an upgrade to a paid version. The final fees are determined by the forms that are required to complete your individual return. States are also extra and there are some add-ons that  you can agree to buy  

You can review your fees using the instructions below to find out why you're being charged. You can follow the instructions in this article to remove any  unwanted Fees Why am I being charged for TurboTax Free Edition?

You can review your fees in TurboTax online as follows:

1. Go to the left side of your screen under "Tax Home"
2. Go to "Tax Tools" then "Tools"
3. The "Tools Center" Box will pop up
4. Click on "My Fees" to see a summary of your Turbo Tax Fees.

Your screens will look something like this:

Click here for "How do I review my fees in TurboTax Online?"