"Base Price without options"- is the starting price of a product without the additional cost of any selected options.
Unit Price- is the Base Price plus the cost of all selected options in your configuration.
Line Price- is the Unit Price multiplied by the quantity of the product being quoted.
Please note that each of the above pricing terms is related to a single configured item. Total price for all items configured at quantities specified will be reflected in "Grand Total" at the top of the quote.