Elect to start/update Business Income & Expenses (SCH C) and if asked if you want to work on your business now, select YES. Then you'll see the business listed there with a delete button to the right of it. Click that button, then YES to confirm the delete, then FINISH working through the section so that your deletion will stick.
Your 1099-MISC with an amount in box two is entered in the Rental & Royalty Income (SCH E) section, right under the Business Income & Expenses section where you just were to delete the SCH C.